GeForce 820M
GPU·Budget

GeForce 820M

NVIDIA

G3D Mark

482

AVG Price

$30

March 12 2014
33 Watt
Maxwell (2014−2017)

Performance Spectrum - GPU

About G3D Mark

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.

Overview

The GeForce 820M is manufactured by NVIDIA. It was released in March 12 2014. It features the Maxwell architecture. The core clock ranges from 1029 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 482 points.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.
Avg price is the current average price collected from markets across the web.

Performance Per Dollar GeForce 820M

#566
Radeon R5 430
MSRP: $59|Avg: $50
110%
#567
Mobility Radeon HD 565v
MSRP: $99|Avg: $20
110%
#568
Radeon HD 8770
MSRP: $150|Avg: $150
108%
#569
Radeon HD 6450A
MSRP: $55|Avg: $15
108%
#570
108%
#571
108%
#572
Arc Graphics 140V
MSRP: $350|Avg: $300
107%
#573
Radeon HD 8510G + 8500M Dual
MSRP: $120|Avg: $35
106%
#574
Radeon R5 M230
MSRP: $80|Avg: $25
106%
#575
Radeon E8870PCIe
MSRP: $250|Avg: $200
105%
#576
Radeon HD 6650A
MSRP: $100|Avg: $50
104%
#577
Radeon R9 M395
MSRP: $300|Avg: $300
102%
#578
GeForce 9100
MSRP: $40|Avg: $5
102%
#579
Radeon R8 M445DX
MSRP: N/A|Avg: $49
101%
#580
GeForce 8400
MSRP: $45|Avg: $5
101%
#581
GeForce 820M
MSRP: N/A|Avg: $30
100%
#582
Mobility Radeon HD 2600 XT
MSRP: $199|Avg: $12
100%
#583
GeForce 9800 S
MSRP: $150|Avg: $40
99%
#584
99%
#585
GeForce MX250
MSRP: $150|Avg: $150
99%
#586
GeForce GT 540M
MSRP: N/A|Avg: $30
98%
#587
Mobility Radeon HD 5470
MSRP: $49|Avg: $15
98%
#588
Radeon R9 M370X
MSRP: $300|Avg: $100
98%
#589
Radeon HD 6750M
MSRP: N/A|Avg: $60
97%
#590
97%
#591
Mobility Radeon HD 3670
MSRP: $79|Avg: $15
96%
#592
GeForce GTX 850A
MSRP: $150|Avg: $50
95%
#593
Radeon Vega 10
MSRP: $499|Avg: $100
94%
#594
GeForce 9800M GTX
MSRP: $300|Avg: $30
94%
#595
GeForce GT 525M
MSRP: N/A|Avg: $30
94%
#596
Arc Graphics 140T
MSRP: $350|Avg: $300
93%
Based on actual market prices and performance benchmarks.

Technical Analysis

Detailed breakdown of GeForce 820M specifications and capabilities.

Graphics Performance

The GeForce 820M scores 482 in the G3D Mark benchmark (the standard measure of rasterization GPU performance), placing it in the Entry Level tier as a Legacy generation graphics card. It is built on the Maxwell (2014−2017) architecture (codename: GM108), manufactured on a 28 nm process— smaller process nodes improve power efficiency and transistor density. It packs 384 shader units (the primary compute units for rendering pixels), 16 TMUs (texture mapping units), and 8 ROPs (render output units that handle final pixel output). Raw FP32 compute power: 0.8632 TFLOPS — this measures the theoretical peak floating-point performance. Boost clock reaches 1124 MHz from a base of 1029 MHz.

SpecificationGeForce 820M
G3D MarkPassMark 3D graphics benchmark score482
ArchitectureGPU microarchitecture generationMaxwell (2014−2017)
CodenameInternal GPU die codenameGM108
Manufacturing ProcessFabrication node — smaller = more efficient28 nm
Shader UnitsCore compute units for rendering/compute384
TMUsTexture Mapping Units — handle texture sampling16
ROPsRender Output Units — final pixel/color blending8
Boost ClockMaximum GPU frequency under load1124 MHz
Base ClockGuaranteed minimum GPU frequency1029 MHz
Compute (FP32)Peak single-precision floating-point performance0.8632 TFLOPS
Texture Fill RateTextures processed per second17.98 GTexel/s
PCIe InterfaceCPU↔GPU data link generationPCIe 3.0 x16
Performance RankPosition in global GPU performance ranking#854
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Video Memory (VRAM)

The GeForce 820M is equipped with 2 GB of GDDR5 video memory connected via a 128-bit memory bus, delivering Unknown of bandwidth. Memory operates at 8 Gbps effective speed.

SpecificationGeForce 820M
VRAM SizeVideo memory capacity — more = better for high-res textures2 GB
VRAM TypeMemory technology generationGDDR5
Memory BusWidth of data path — wider = more bandwidth128-bit
Memory SpeedEffective memory data rate8 Gbps
BandwidthMaximum data throughput between GPU and VRAMUnknown
L1 Cache192 kB
L2 Cache1024 kB

Advanced Features & APIs

Graphics API support: DirectX 11.0, Vulkan None, OpenGL 4.0— latest API versions enable the most advanced rendering features like ray tracing and mesh shaders.

SpecificationGeForce 820M
NVIDIA Reflex❌ Not Supported
DLSS Frame Generation❌ Not Supported
DLSS Super Resolution❌ Not Supported
DirectXMicrosoft graphics API version11.0
VulkanCross-platform graphics APINone
OpenGLLegacy graphics API4.0
Compute APIGPGPU framework (CUDA/ROCm/OpenCL)CUDA 2.1
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Display & Media

Display outputs: 1x Internal — supports up to 1 simultaneous displays. Hardware encoder: No, decoder: PureVideo HD VP4— dedicated hardware for video encoding/decoding accelerates streaming, recording, and video playback. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP.

SpecificationGeForce 820M
Internal PortsNumber of Internal display connectors1x
Max DisplaysMaximum simultaneously connected monitors1
Hardware EncoderVideo encoding engine versionNo
Hardware DecoderVideo decoding engine versionPureVideo HD VP4
CodecsSupported video compression formatsMPEG-2,H.264,VC-1,MPEG-4 ASP
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Power & Dimensions

The GeForce 820M draws 33 Watt under load (TDP) — a 350W PSU minimum is recommended. Power connector: Legacy. Physical size: 0mm long, 0mm tall, occupying 0 expansion slots— verify your case has clearance before purchasing. Typical temperatures: 45°C at idle, 70°C under load.

SpecificationGeForce 820M
TDPPower consumption under load33 Watt
Recommended PSUMinimum power supply wattage350W
Power ConnectorRequired PCIe power cable typeLegacy
Card LengthGPU card length — check case clearance0mm
Card Height0mm
Slot WidthExpansion slots occupied0-slot
Idle TemperatureTypical temperature at desktop idle45°C
Load TemperatureTypical temperature under gaming load70°C
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Value Analysis

At an average price of $30, the GeForce 820M delivers 16 G3D Mark points per dollar. Overall performance ranking position: #854 among all indexed GPUs.

SpecificationGeForce 820M
Avg Price (30d)Average market price over the last 30 days$30
Performance RankPosition in global GPU performance ranking#854
Release DateMarch 12 2014
Release Year2014

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