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GPU Comparison
AMD Radeon HD 6970 vs ATI Radeon HD 5870
AMD Radeon HD 6970 vs ATI Radeon HD 5870
VS
AMD Radeon HD 6970
ATI Radeon HD 5870
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6970 's Advantages
Released 1 years and 3 months late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (176.0GB/s vs 153.6GB/s)
ATI Radeon HD 5870 's Advantages
64 additional rendering cores
Lower TDP (188W vs 250W)
Score
Benchmark
FP32 (float)
Radeon HD 6970
2.703 TFLOPS
Radeon HD 5870
2.72 TFLOPS
Radeon HD 6970
VS
Radeon HD 5870
Graphics Card
Dec 2010
Release Date
Sep 2009
Northern Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
1200 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
176.0GB/s
Bandwidth
153.6GB/s
Render Config
-
SM Count
-
24
Compute Units
20
1536
Shading Units
1600
96
TMUs
80
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
28.16 GPixel/s
Pixel Rate
27.20 GPixel/s
84.48 GTexel/s
Texture Rate
68.00 GTexel/s
-
FP16 (half)
-
2.703 TFLOPS
FP32 (float)
2.720 TFLOPS
675.8 GFLOPS
FP64 (double)
544.0 GFLOPS
Graphics Processor
Cayman
GPU Name
Cypress
Cayman XT (215-0807007)
GPU Variant
Cypress XT (215-0735033)
TeraScale 3
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
2.64 billion
Transistors
2.154 billion
389 mm²
Die Size
334 mm²
Board Design
250W
TDP
188W
600 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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