G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.

GRID P40-8Q

2015

Why buy it

✅Competitive enough if your priority is price, power, or specific feature preference.

Trade-offs

❌Less VRAM, with 4 GB vs 16 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation (2023).
❌Poor future-proofing: 2015-era hardware with 4 GB of VRAM is already a legacy-tier option for modern games.
❌
1210% HIGHER MSRP
$3,000 MSRPvs$229 MSRP
❌Lower G3D Mark per dollar, at 2.5 vs 33.3 G3D/$ ($3,000 MSRP vs $229 MSRP).

Radeon RX 580 2048SP

2018

Why buy it

✅Costs $2,771 less on MSRP ($229 MSRP vs $3,000 MSRP).
✅Delivers 1232% more G3D Mark for each dollar spent, at 33.3 vs 2.5 G3D/$ ($229 MSRP vs $3,000 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation (2023).
✅300% more VRAM for high-resolution textures and newer games (16 GB vs 4 GB).
✅Less risky long-term buy than GRID P40-8Q: it remains the more sensible modern option while GRID P40-8Q is already legacy-tier future-proofing.

Trade-offs

❌Limited future-proofing: older hardware, 16 GB of VRAM, and weaker feature support mean it will age faster in upcoming AAA games.

GRID P40-8Q

2015

Radeon RX 580 2048SP

2018

Why buy it

✅Competitive enough if your priority is price, power, or specific feature preference.

Why buy it

✅Costs $2,771 less on MSRP ($229 MSRP vs $3,000 MSRP).
✅Delivers 1232% more G3D Mark for each dollar spent, at 33.3 vs 2.5 G3D/$ ($229 MSRP vs $3,000 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation (2023).
✅300% more VRAM for high-resolution textures and newer games (16 GB vs 4 GB).
✅Less risky long-term buy than GRID P40-8Q: it remains the more sensible modern option while GRID P40-8Q is already legacy-tier future-proofing.

Trade-offs

❌Less VRAM, with 4 GB vs 16 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation (2023).
❌Poor future-proofing: 2015-era hardware with 4 GB of VRAM is already a legacy-tier option for modern games.
❌
1210% HIGHER MSRP
$3,000 MSRPvs$229 MSRP
❌Lower G3D Mark per dollar, at 2.5 vs 33.3 G3D/$ ($3,000 MSRP vs $229 MSRP).

Trade-offs

❌Limited future-proofing: older hardware, 16 GB of VRAM, and weaker feature support mean it will age faster in upcoming AAA games.

Quick Answers

So, is Radeon RX 580 2048SP better than GRID P40-8Q?

Yes, but this is not really about a huge raw performance gap. The broader synthetic picture is also very close at 7,507 vs 7,633 in G3D Mark. The bigger reason to prefer Radeon RX 580 2048SP is the overall package: you are getting a newer generation, FSR upscaling + limited Frame Generation, plus much lower power draw (150W vs 225W).

Which one is more future-proof for 2026 and beyond?

Radeon RX 580 2048SP is the more future-proof choice for 2026 and beyond. You are getting a newer 2018 generation instead of 2015, more VRAM at 16 GB instead of 4 GB, better upscaling support with FSR Upscaling / FSR 4 (2025) instead of no meaningful modern upscaling stack and better frame-generation support with FSR Frame Generation (2023) instead of no meaningful modern upscaling stack, and a 14nm process instead of 28nm. That extra memory headroom makes it the safer pick for newer games, heavier textures, and higher settings over time.

Which one is the smarter buy today, not just the cheaper card?

Radeon RX 580 2048SP can still make sense if you find it at the right price, especially around $229 MSRP. Radeon RX 580 2048SP is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. Radeon RX 580 2048SP is about $2,771 cheaper on MSRP at $229 MSRP versus $3,000 MSRP, and you are getting 1.7% higher G3D Mark. Moving to $229 MSRP gets you newer hardware, lower power draw (150W vs 225W), and FSR upscaling + limited Frame Generation.

Is GRID P40-8Q still worth buying for gaming in 2026?

Yes. GRID P40-8Q is still a strong gaming card in 2026: it is still comfortable for 1080p and decent for 1440p, though 4K is more situational. Price is really the swing factor here. If you find it at or below $3,000 MSRP, it remains a very sensible buy. Radeon RX 580 2048SP is still the safer recommendation for most fresh builds because it offers a cleaner overall package with newer hardware and FSR upscaling + limited Frame Generation.

Games Benchmarks

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 9800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GRID P40-8Q Benchmark Check

Radeon RX 580 2048SP Benchmark Check

Path of Exile 2

Preset	GRID P40-8Q	Radeon RX 580 2048SP
1080p
low	104 FPS	153 FPS
medium	90 FPS	136 FPS
high	73 FPS	115 FPS
ultra	44 FPS	81 FPS
1440p
low	91 FPS	135 FPS
medium	80 FPS	117 FPS
high	58 FPS	84 FPS
ultra	33 FPS	59 FPS
4K
low	29 FPS	58 FPS
medium	27 FPS	53 FPS
high	18 FPS	35 FPS
ultra	16 FPS	31 FPS

Open GRID P40-8Q Open Radeon RX 580 2048SP

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GRID P40-8Q	Radeon RX 580 2048SP
1080p
low	162 FPS	146 FPS
medium	128 FPS	125 FPS
high	94 FPS	105 FPS
ultra	75 FPS	77 FPS
1440p
low	119 FPS	87 FPS
medium	92 FPS	69 FPS
high	74 FPS	53 FPS
ultra	57 FPS	41 FPS
4K
low	68 FPS	35 FPS
medium	52 FPS	28 FPS
high	43 FPS	23 FPS
ultra	32 FPS	17 FPS

Open GRID P40-8Q Open Radeon RX 580 2048SP

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GRID P40-8Q	Radeon RX 580 2048SP
1080p
low	338 FPS	343 FPS
medium	270 FPS	275 FPS
high	225 FPS	229 FPS
ultra	169 FPS	172 FPS
1440p
low	253 FPS	258 FPS
medium	203 FPS	206 FPS
high	169 FPS	172 FPS
ultra	127 FPS	129 FPS
4K
low	169 FPS	172 FPS
medium	135 FPS	137 FPS
high	113 FPS	114 FPS
ultra	84 FPS	86 FPS

Open GRID P40-8Q Open Radeon RX 580 2048SP

League of Legends

League of Legends

Valorant

Preset	GRID P40-8Q	Radeon RX 580 2048SP
1080p
low	182 FPS	236 FPS
medium	148 FPS	207 FPS
high	133 FPS	168 FPS
ultra	103 FPS	142 FPS
1440p
low	132 FPS	182 FPS
medium	110 FPS	161 FPS
high	99 FPS	127 FPS
ultra	77 FPS	104 FPS
4K
low	77 FPS	99 FPS
medium	60 FPS	81 FPS
high	49 FPS	63 FPS
ultra	36 FPS	50 FPS

Open GRID P40-8Q Open Radeon RX 580 2048SP

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GRID P40-8Q and Radeon RX 580 2048SP

GRID P40-8Q

The GRID P40-8Q is manufactured by NVIDIA. It was released in August 30 2015. It features the Maxwell 2.0 architecture. The core clock ranges from 557 MHz to 1178 MHz. It has 2048 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 7,507 points.

Radeon RX 580 2048SP

The Radeon RX 580 2048SP is manufactured by AMD. It was released in October 15 2018. It features the GCN 4.0 architecture. The core clock ranges from 1168 MHz to 1284 MHz. It has 2048 shading units. The thermal design power (TDP) is 150W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 7,633 points.

⚡

Graphics Performance

The GRID P40-8Q scores 7,507 and the Radeon RX 580 2048SP reaches 7,633 in the G3D Mark benchmark — just a 1.7% difference, making them near-identical in rasterization performance. The GRID P40-8Q is built on Maxwell 2.0 while the Radeon RX 580 2048SP uses GCN 4.0, both on 28 nm vs 14 nm. Shader units: 2,048 (GRID P40-8Q) vs 2,048 (Radeon RX 580 2048SP). Raw compute: 4.825 TFLOPS (GRID P40-8Q) vs 5.259 TFLOPS (Radeon RX 580 2048SP). Boost clocks: 1178 MHz vs 1284 MHz.

Feature	GRID P40-8Q	Radeon RX 580 2048SP
G3D Mark Score	7,507	7,633+2%
Architecture	Maxwell 2.0	GCN 4.0
Process Node	28 nm	14 nm
Shading Units	2048	2048
Compute (TFLOPS)	4.825 TFLOPS	5.259 TFLOPS+9%
Boost Clock	1178 MHz	1284 MHz+9%
ROPs	64+100%	32
TMUs	128	128
L1 Cache	768 KB+50%	512 KB
L2 Cache	2 MB	2 MB

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 580 2048SP is support for FSR Frame Generation. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The GRID P40-8Q lacks specific hardware/driver support for this native frame generation tier.

Feature	GRID P40-8Q	Radeon RX 580 2048SP
Upscaling Tech	Upscaling support	FSR Upscaling / FSR 4
Frame Generation	Not Supported	FSR Frame Generation
Ray Reconstruction	No	No
Low Latency	Standard	AMD Anti-Lag

💾

Video Memory (VRAM)

The GRID P40-8Q comes with 4 GB of VRAM, while the Radeon RX 580 2048SP has 16 GB. The Radeon RX 580 2048SP offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 256-bit.

Feature	GRID P40-8Q	Radeon RX 580 2048SP
VRAM Capacity	4 GB	16 GB+300%
Memory Type	GDDR6	GDDR5
Bus Width	128-bit	256-bit+100%
L2 Cache	2 MB	2 MB

🖥️

Display & API Support

DirectX support: 12.0 (GRID P40-8Q) vs 12 (Radeon RX 580 2048SP). Vulkan: 1.1 vs 1.3. OpenGL: 4.5 vs 4.6. Maximum simultaneous displays: 0 vs 4.

Feature	GRID P40-8Q	Radeon RX 580 2048SP
DirectX	12.0	12
Vulkan	1.1	1.3+18%
OpenGL	4.5	4.6+2%
Max Displays	0	4

🎬

Media & Encoding

Hardware encoder: NVENC 4.0 (GRID P40-8Q) vs VCE 3.4 (Radeon RX 580 2048SP). Decoder: PureVideo HD VP7 vs UVD 6.3. Supported codecs: MPEG-2,H.264,HEVC,VP9 (GRID P40-8Q) vs H.264,HEVC,VP9 (Radeon RX 580 2048SP).

Feature	GRID P40-8Q	Radeon RX 580 2048SP
Encoder	NVENC 4.0	VCE 3.4
Decoder	PureVideo HD VP7	UVD 6.3
Codecs	MPEG-2,H.264,HEVC,VP9	H.264,HEVC,VP9

🔌

Power & Dimensions

The GRID P40-8Q draws 225W versus the Radeon RX 580 2048SP's 150W — a 40% difference. The Radeon RX 580 2048SP is more power-efficient. Recommended PSU: 350W (GRID P40-8Q) vs 450W (Radeon RX 580 2048SP). Power connectors: PCIe-powered vs 8-pin. Card length: 267mm vs 241mm, occupying 2 vs 2 slots.

Feature	GRID P40-8Q	Radeon RX 580 2048SP
TDP	225W	150W-33%
Recommended PSU	350W-22%	450W
Power Connector	PCIe-powered	8-pin
Length	267mm	241mm
Height	111mm	—
Slots	2	2
Temp (Load)	—	75°C
Perf/Watt	33.4	50.9+52%

💰

Value Analysis

The GRID P40-8Q launched at $3000 MSRP, while the Radeon RX 580 2048SP launched at $229. The Radeon RX 580 2048SP costs 92.4% less ($2771 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 2.5 (GRID P40-8Q) vs 33.3 (Radeon RX 580 2048SP) — the Radeon RX 580 2048SP offers 1232% better value. The Radeon RX 580 2048SP is the newer GPU (2018 vs 2015).