AMD Radeon HD 7750 vs AMD Radeon HD 6970 X2
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7750 and 2GB VRAM Radeon HD 6970 X2 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 375W)
AMD Radeon HD 6970 X2 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (176.0GB/s vs 72.00GB/s)
1024 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7750
0.819 TFLOPS
Radeon HD 6970 X2
+230%
2.703 TFLOPS
Graphics Card
Feb 2012
Release Date
Unknown
Southern Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1125 MHz
Memory Clock
1375 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
72.00GB/s
Bandwidth
176.0GB/s
Render Config
8
Compute Units
24
-
-
-
512
Shading Units
1536
32
TMUs
96
16
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
12.80 GPixel/s
Pixel Rate
28.16 GPixel/s
25.60 GTexel/s
Texture Rate
84.48 GTexel/s
-
-
-
819.2 GFLOPS
FP32 (float)
2.703 TFLOPS
51.20 GFLOPS
FP64 (double)
-
Board Design
55W
TDP
375W
250 W
Suggested PSU
750 W
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
None
Power Connectors
3x 8-pin
Graphics Processor
Cape Verde
GPU Name
Antilles
Cape Verde PRO
GPU Variant
Antilles XT
(215-0807027)
GCN 1.0
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
2.64 billion
123 mm²
Die Size
389 mm²
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
5.0
