Home GPU Comparison AMD Radeon HD 6950 vs NVIDIA GeForce 8600 GT

AMD Radeon HD 6950 vs NVIDIA GeForce 8600 GT

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 512MB VRAM GeForce 8600 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950 's Advantages
Released 3 years and 8 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (160.0GB/s vs 22.40GB/s)
1376 additional rendering cores
NVIDIA GeForce 8600 GT 's Advantages
Lower TDP (47W vs 200W)

Score

Benchmark

FP32 (float)
Radeon HD 6950 +2864%
2.253 TFLOPS
GeForce 8600 GT
0.076 TFLOPS
VS

Graphics Card

Dec 2010
Release Date
Apr 2007
Northern Islands
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
700 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
22.40GB/s

Render Config

22
Compute Units
-
-
SM Count
4
1408
Shading Units
32
88
TMUs
16
32
ROPs
8
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

25.60 GPixel/s
Pixel Rate
4.320 GPixel/s
70.40 GTexel/s
Texture Rate
8.640 GTexel/s
-
-
-
2.253 TFLOPS
FP32 (float)
76.16 GFLOPS
563.2 GFLOPS
FP64 (double)
-

Board Design

200W
TDP
47W
550 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
None

Graphics Processor

Cayman
GPU Name
G84
Cayman PRO (215-0807019)
GPU Variant
G84-303-A2
TeraScale 3
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
2.64 billion
Transistors
0.289 billion
389 mm²
Die Size
169 mm²

Graphics Features

11.2 (11_0)
DirectX
11.1 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
5.0
Shader Model
4.0

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