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GPU Comparison
AMD Radeon HD 6870 1600SP Edition vs ATI Radeon HD 2600 XT X2
AMD Radeon HD 6870 1600SP Edition vs ATI Radeon HD 2600 XT X2
VS
AMD Radeon HD 6870 1600SP Edition
ATI Radeon HD 2600 XT X2
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition and 512MB VRAM Radeon HD 2600 XT X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 1600SP Edition 's Advantages
Released 5 years and 6 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 25.60GB/s)
1480 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6870 1600SP Edition
+1316%
2.72 TFLOPS
Radeon HD 2600 XT X2
0.192 TFLOPS
Radeon HD 6870 1600SP Edition
VS
Radeon HD 2600 XT X2
Graphics Card
Jan 2013
Release Date
Jul 2007
Northern Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
134.4GB/s
Bandwidth
25.60GB/s
Render Config
-
SM Count
-
20
Compute Units
3
1600
Shading Units
120
80
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
3.200 GPixel/s
68.00 GTexel/s
Texture Rate
6.400 GTexel/s
-
FP16 (half)
-
2.720 TFLOPS
FP32 (float)
192.0 GFLOPS
544.0 GFLOPS
FP64 (double)
-
Graphics Processor
Cypress
GPU Name
RV630
Cypress XT (215-0735033)
GPU Variant
-
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
2.154 billion
Transistors
0.39 billion
334 mm²
Die Size
153 mm²
Board Design
175W
TDP
Unknown
450 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
4x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin
Graphics Features
11.2 (11_0)
DirectX
10.0 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
4.0
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