AMD Radeon HD 7950 vs ATI Radeon HD 5750
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 1024MB VRAM Radeon HD 5750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950 's Advantages
Released 2 years and 3 months late
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (240.0GB/s vs 73.60GB/s)
1072 additional rendering cores
ATI Radeon HD 5750 's Advantages
Lower TDP (86W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 7950
+184%
2.867 TFLOPS
Radeon HD 5750
1.008 TFLOPS
Graphics Card
Jan 2012
Release Date
Oct 2009
Southern Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
1150 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
73.60GB/s
Render Config
28
Compute Units
9
-
-
-
1792
Shading Units
720
112
TMUs
36
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
768 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
25.60 GPixel/s
Pixel Rate
11.20 GPixel/s
89.60 GTexel/s
Texture Rate
25.20 GTexel/s
-
-
-
2.867 TFLOPS
FP32 (float)
1008 GFLOPS
716.8 GFLOPS
FP64 (double)
-
Board Design
200W
TDP
86W
550 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
Tahiti
GPU Name
Juniper
Tahiti PRO
(215-0821056)
GPU Variant
Juniper LE
(215-0754009)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
1.04 billion
352 mm²
Die Size
166 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
