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.

FirePro 3D V7800

2014

Why buy it

✅100% more VRAM for high-resolution textures and newer games (2 GB vs 1 GB).
✅More future proof: GCN 1.0 (2012−2020) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Very weak future-proofing: 2014-era hardware with 2 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌
406% HIGHER MSRP
$759 MSRPvs$150 MSRP
❌Lower G3D Mark per dollar, at 2.5 vs 12.5 G3D/$ ($759 MSRP vs $150 MSRP).
❌37% higher power demand at 274W vs 200W.
❌72.8% longer card at 254mm vs 147mm.

GeForce GTX 645

2010

Why buy it

✅Costs $609 less on MSRP ($150 MSRP vs $759 MSRP).
✅Delivers 409.5% more G3D Mark for each dollar spent, at 12.5 vs 2.5 G3D/$ ($150 MSRP vs $759 MSRP).
✅Draws 200W instead of 274W, a 74W reduction.
✅Measures 147mm instead of 254mm, a 107mm shorter card that is more SFF-friendly.

Trade-offs

❌Less VRAM, with 1 GB vs 2 GB for high-resolution textures and newer games.
❌Very weak future-proofing: 2010-era hardware with 1 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

FirePro 3D V7800

2014

GeForce GTX 645

2010

Why buy it

✅100% more VRAM for high-resolution textures and newer games (2 GB vs 1 GB).
✅More future proof: GCN 1.0 (2012−2020) on 28nm with a newer platform for upcoming games.

Why buy it

✅Costs $609 less on MSRP ($150 MSRP vs $759 MSRP).
✅Delivers 409.5% more G3D Mark for each dollar spent, at 12.5 vs 2.5 G3D/$ ($150 MSRP vs $759 MSRP).
✅Draws 200W instead of 274W, a 74W reduction.
✅Measures 147mm instead of 254mm, a 107mm shorter card that is more SFF-friendly.

Trade-offs

❌Very weak future-proofing: 2014-era hardware with 2 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌
406% HIGHER MSRP
$759 MSRPvs$150 MSRP
❌Lower G3D Mark per dollar, at 2.5 vs 12.5 G3D/$ ($759 MSRP vs $150 MSRP).
❌37% higher power demand at 274W vs 200W.
❌72.8% longer card at 254mm vs 147mm.

Trade-offs

❌Less VRAM, with 1 GB vs 2 GB for high-resolution textures and newer games.
❌Very weak future-proofing: 2010-era hardware with 1 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

Quick Answers

So, is GeForce GTX 645 better than FirePro 3D V7800?

Yes, but this is not really about a huge raw performance gap. The broader synthetic picture is also very close at 1,867 vs 1,880 in G3D Mark. The bigger reason to prefer GeForce GTX 645 is the overall package: you are getting no meaningful modern upscaling stack, plus much lower power draw (200W vs 274W).

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

FirePro 3D V7800 is the more future-proof choice for 2026 and beyond. You are getting a newer 2014 generation instead of 2010, more VRAM at 2 GB instead of 1 GB, and a 28nm process instead of 40nm. 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?

GeForce GTX 645 can still make sense if you find it at the right price, especially around $150 MSRP. GeForce GTX 645 is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. GeForce GTX 645 is about $609 cheaper on MSRP at $150 MSRP versus $759 MSRP, and you are getting 0.7% higher G3D Mark. FirePro 3D V7800 is the newer 2014 card, so it still has a real case if you care more about newer architecture and future-proofing than about squeezing out the strongest gaming value today.

When does FirePro 3D V7800 make more sense than GeForce GTX 645?

Yes. FirePro 3D V7800 is still an excellent gaming GPU in 2026: it is still comfortable for 1080p and decent for 1440p, though 4K is more situational. It makes more sense if your priority is newer architecture, future-proofing, and staying closer to $759 MSRP more than squeezing out the extra headroom of GeForce GTX 645. The trade-off is that GeForce GTX 645 currently gives you 0.7% higher G3D Mark. It also leads G3D-per-dollar by 409.5%.

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.

FirePro 3D V7800 Benchmark Check

GeForce GTX 645 Benchmark Check

Path of Exile 2

Preset	FirePro 3D V7800	GeForce GTX 645
1080p
low	84 FPS	66 FPS
medium	67 FPS	54 FPS
high	56 FPS	38 FPS
ultra	39 FPS	26 FPS
1440p
low	63 FPS	52 FPS
medium	50 FPS	43 FPS
high	42 FPS	27 FPS
ultra	29 FPS	18 FPS
4K
low	28 FPS	20 FPS
medium	26 FPS	19 FPS
high	17 FPS	12 FPS
ultra	15 FPS	10 FPS

Open FirePro 3D V7800 Open GeForce GTX 645

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	FirePro 3D V7800	GeForce GTX 645
1080p
low	84 FPS	85 FPS
medium	67 FPS	62 FPS
high	56 FPS	50 FPS
ultra	42 FPS	38 FPS
1440p
low	63 FPS	49 FPS
medium	50 FPS	33 FPS
high	42 FPS	23 FPS
ultra	32 FPS	18 FPS
4K
low	34 FPS	23 FPS
medium	25 FPS	16 FPS
high	19 FPS	12 FPS
ultra	14 FPS	9 FPS

Open FirePro 3D V7800 Open GeForce GTX 645

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	FirePro 3D V7800	GeForce GTX 645
1080p
low	84 FPS	85 FPS
medium	67 FPS	68 FPS
high	56 FPS	56 FPS
ultra	42 FPS	42 FPS
1440p
low	63 FPS	63 FPS
medium	50 FPS	51 FPS
high	42 FPS	42 FPS
ultra	32 FPS	32 FPS
4K
low	42 FPS	42 FPS
medium	34 FPS	34 FPS
high	28 FPS	28 FPS
ultra	21 FPS	21 FPS

Open FirePro 3D V7800 Open GeForce GTX 645

League of Legends

League of Legends

Valorant

Preset	FirePro 3D V7800	GeForce GTX 645
1080p
low	84 FPS	85 FPS
medium	67 FPS	68 FPS
high	56 FPS	56 FPS
ultra	42 FPS	42 FPS
1440p
low	63 FPS	63 FPS
medium	50 FPS	51 FPS
high	42 FPS	42 FPS
ultra	32 FPS	32 FPS
4K
low	42 FPS	42 FPS
medium	34 FPS	34 FPS
high	28 FPS	28 FPS
ultra	21 FPS	21 FPS

Open FirePro 3D V7800 Open GeForce GTX 645

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of FirePro 3D V7800 and GeForce GTX 645

FirePro 3D V7800

The FirePro 3D V7800 is manufactured by AMD. It was released in January 18 2014. It features the GCN 1.0 architecture. The core clock speed is 850 MHz. It has 2048 shading units. The thermal design power (TDP) is 274W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,867 points.

GeForce GTX 645

The GeForce GTX 645 is manufactured by NVIDIA. It was released in May 31 2010. It features the Fermi architecture. The core clock speed is 607 MHz. It has 352 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,880 points. Launch price was $279.

⚡

Graphics Performance

The FirePro 3D V7800 scores 1,867 and the GeForce GTX 645 reaches 1,880 in the G3D Mark benchmark — just a 0.7% difference, making them near-identical in rasterization performance. The FirePro 3D V7800 is built on GCN 1.0 while the GeForce GTX 645 uses Fermi, both on 28 nm vs 40 nm. Shader units: 2,048 (FirePro 3D V7800) vs 352 (GeForce GTX 645). Raw compute: 3.482 TFLOPS (FirePro 3D V7800) vs 0.8554 TFLOPS (GeForce GTX 645).

Feature	FirePro 3D V7800	GeForce GTX 645
G3D Mark Score	1,867	1,880
Architecture	GCN 1.0	Fermi
Process Node	28 nm	40 nm
Shading Units	2048+482%	352
Compute (TFLOPS)	3.482 TFLOPS+307%	0.8554 TFLOPS
ROPs	32	32
TMUs	128+191%	44
L1 Cache	512 KB	704 KB+38%
L2 Cache	768 KB+50%	512 KB

✨

Advanced Features (DLSS/FSR)

The GeForce GTX 645 gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The FirePro 3D V7800 relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	FirePro 3D V7800	GeForce GTX 645
Upscaling Tech	Upscaling support	Upscaling support
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	NVIDIA Reflex

💾

Video Memory (VRAM)

The FirePro 3D V7800 comes with 2 GB of VRAM, while the GeForce GTX 645 has 1 GB. The FirePro 3D V7800 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit. L2 Cache: 768 KB (FirePro 3D V7800) vs 512 KB (GeForce GTX 645) — the FirePro 3D V7800 has significantly larger on-die cache to reduce VRAM reliance.

Feature	FirePro 3D V7800	GeForce GTX 645
VRAM Capacity	2 GB+100%	1 GB
Memory Type	GDDR5	GDDR5
Bus Width	64-bit	128-bit+100%
L2 Cache	768 KB+50%	512 KB

🖥️

Display & API Support

DirectX support: 11.0 (FirePro 3D V7800) vs 11.0 (GeForce GTX 645). Vulkan: None vs 1.2. OpenGL: 4.1 vs 4.6. Maximum simultaneous displays: 3 vs 3.

Feature	FirePro 3D V7800	GeForce GTX 645
DirectX	11.0	11.0
Vulkan	None	1.2
OpenGL	4.1	4.6+12%
Max Displays	3	3

🎬

Media & Encoding

Hardware encoder: UVD 2.3 (FirePro 3D V7800) vs NVENC (1st Gen) (GeForce GTX 645). Decoder: UVD 2.3 vs PureVideo VP5. Supported codecs: MPEG-2,H.264,VC-1 (FirePro 3D V7800) vs MPEG-2,VC-1,H.264,MPEG-4 (GeForce GTX 645).

Feature	FirePro 3D V7800	GeForce GTX 645
Encoder	UVD 2.3	NVENC (1st Gen)
Decoder	UVD 2.3	PureVideo VP5
Codecs	MPEG-2,H.264,VC-1	MPEG-2,VC-1,H.264,MPEG-4

🔌

Power & Dimensions

The FirePro 3D V7800 draws 274W versus the GeForce GTX 645's 200W — a 31.2% difference. The GeForce GTX 645 is more power-efficient. Recommended PSU: 350W (FirePro 3D V7800) vs 300W (GeForce GTX 645). Power connectors: PCIe-powered vs None. Card length: 254mm vs 147mm, occupying 1 vs 1 slots. Typical load temperature: 85°C vs 80.

Feature	FirePro 3D V7800	GeForce GTX 645
TDP	274W	200W-27%
Recommended PSU	350W	300W-14%
Power Connector	PCIe-powered	None
Length	254mm	147mm
Height	111mm	111mm
Slots	1	1
Temp (Load)	85°C	80-6%
Perf/Watt	6.8	9.4+38%

💰

Value Analysis

The FirePro 3D V7800 launched at $759 MSRP, while the GeForce GTX 645 launched at $150. The GeForce GTX 645 costs 80.2% less ($609 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 2.5 (FirePro 3D V7800) vs 12.5 (GeForce GTX 645) — the GeForce GTX 645 offers 400% better value. The FirePro 3D V7800 is the newer GPU (2014 vs 2010).