Radeon HD 5870 Eyefinity 6 vs Radeon Sky 700
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Sky 700 's Advantages
Released 3 years late
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 153.6GB/s)
192 additional rendering cores
Lower TDP (225W vs 228W)
Score
Benchmark
FP32 (float)
Radeon HD 5870 Eyefinity 6
2720
Radeon Sky 700
+18%
3226
Graphics Card
Mar 2010
Release Date
Mar 2013
Evergreen
Generation
Radeon Sky
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1200 MHz
Memory Clock
1375 MHz
Memory
2GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
153.6GB/s
Bandwidth
264.0GB/s
Render Config
20
Compute Units
28
1600
Shading Units
1792
80
TMUs
112
32
ROPs
32
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
28.80 GPixel/s
68.00 GTexel/s
Texture Rate
100.8 GTexel/s
2.720 TFLOPS
FP32 (float)
3.226 TFLOPS
544.0 GFLOPS
FP64 (double)
806.4 GFLOPS
Board Design
228W
TDP
225W
550 W
Suggested PSU
550 W
6x mini-DisplayPort 1.1
Outputs
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
Cypress
GPU Name
Tahiti
Cypress XT
(215-0735033)
GPU Variant
Tahiti PRO GL
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.154 billion
Transistors
4.313 billion
334 mm²
Die Size
352 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
5.0
Shader Model
5.1
