ATI Radeon HD 5870 vs AMD Radeon Sky 700
GPU · Specs Compare
Graphics Card
Release Date
Sep 2009
Mar 2013
Generation
Evergreen
Radeon Sky
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1375 MHz
Memory
Memory Size
1024MB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
153.6GB/s
264.0GB/s
Render Config
Compute Units
20
28
Shading Units
1600
1792
TMUs
80
112
ROPs
32
32
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
768 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
28.80 GPixel/s
Texture Rate
68.00 GTexel/s
100.8 GTexel/s
FP32 (float)
2.720 TFLOPS
3.226 TFLOPS
FP64 (double)
544.0 GFLOPS
806.4 GFLOPS
Graphics Processor
GPU Name
Cypress
Tahiti
GPU Variant
Cypress XT(215-0735033)
Tahiti PRO GL
Architecture
TeraScale 2
GCN 1.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
4.313 billion
Die Size
334 mm²
352 mm²
Board Design
TDP
188W
225W
Suggested PSU
450 W
550 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
1x DisplayPort 1.2
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (11_1)
OpenGL
4.4
4.6
OpenCL
1.2
1.2
Vulkan
N/A
1.2
Shader Model
5.0
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.