Home GPU Comparison AMD Radeon HD 6970 vs NVIDIA GeForce GTX 285

AMD Radeon HD 6970 vs NVIDIA GeForce GTX 285

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 1024MB VRAM GeForce GTX 285 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 's Advantages
Released 2 years late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (176.0GB/s vs 159.0GB/s)
1296 additional rendering cores
NVIDIA GeForce GTX 285 's Advantages
Lower TDP (204W vs 250W)

Score

Benchmark

FP32 (float)
Radeon HD 6970 +281%
2.703 TFLOPS
GeForce GTX 285
0.708 TFLOPS
VS

Graphics Card

Dec 2010
Release Date
Dec 2008
Northern Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1375 MHz
Memory Clock
1242 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
512bit
176.0GB/s
Bandwidth
159.0GB/s

Render Config

24
Compute Units
-
-
SM Count
30
1536
Shading Units
240
96
TMUs
80
32
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

28.16 GPixel/s
Pixel Rate
20.74 GPixel/s
84.48 GTexel/s
Texture Rate
51.84 GTexel/s
-
-
-
2.703 TFLOPS
FP32 (float)
708.5 GFLOPS
675.8 GFLOPS
FP64 (double)
88.56 GFLOPS

Board Design

250W
TDP
204W
600 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin

Graphics Processor

Cayman
GPU Name
GT200B
Cayman XT (215-0807007)
GPU Variant
G200-350-B3
TeraScale 3
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.64 billion
Transistors
1.4 billion
389 mm²
Die Size
470 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
1.3
5.0
Shader Model
4.0

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