AMD Radeon HD 7750 vs AMD Radeon Sky 700
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7750 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7750 's Advantages
Lower TDP (55W vs 225W)
AMD Radeon Sky 700 's Advantages
Released 1 years and 1 months late
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (264.0GB/s vs 72.00GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7750
0.819 TFLOPS
Radeon Sky 700
+293%
3.226 TFLOPS
Graphics Card
Feb 2012
Release Date
Mar 2013
Southern Islands
Generation
Radeon Sky
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
1125 MHz
Memory Clock
1375 MHz
Memory
1024MB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
384bit
72.00GB/s
Bandwidth
264.0GB/s
Render Config
8
Compute Units
28
-
-
-
512
Shading Units
1792
32
TMUs
112
16
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
12.80 GPixel/s
Pixel Rate
28.80 GPixel/s
25.60 GTexel/s
Texture Rate
100.8 GTexel/s
-
-
-
819.2 GFLOPS
FP32 (float)
3.226 TFLOPS
51.20 GFLOPS
FP64 (double)
806.4 GFLOPS
Board Design
55W
TDP
225W
250 W
Suggested PSU
550 W
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DisplayPort 1.2
None
Power Connectors
1x 8-pin
Graphics Processor
Cape Verde
GPU Name
Tahiti
Cape Verde PRO
GPU Variant
Tahiti PRO GL
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
4.313 billion
123 mm²
Die Size
352 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
-
-
-
5.1
Shader Model
5.1
