Home GPU Comparison AMD Radeon HD 7950 Mac Edition vs ATI Radeon HD 4750

AMD Radeon HD 7950 Mac Edition vs ATI Radeon HD 4750

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Mac Edition and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Mac Edition 's Advantages
Released 3 years and 6 months late
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (240.0GB/s vs 51.20GB/s)
1152 additional rendering cores
ATI Radeon HD 4750 's Advantages
Lower TDP (100W vs 200W)

Score

Benchmark

FP32 (float)
Radeon HD 7950 Mac Edition +206%
2.867 TFLOPS
Radeon HD 4750
0.934 TFLOPS
VS

Graphics Card

Mar 2013
Release Date
Sep 2009
Southern Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
800 MHz

Memory

3GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
51.20GB/s

Render Config

28
Compute Units
8
-
-
-
1792
Shading Units
640
112
TMUs
32
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

25.60 GPixel/s
Pixel Rate
11.68 GPixel/s
89.60 GTexel/s
Texture Rate
23.36 GTexel/s
-
-
-
2.867 TFLOPS
FP32 (float)
934.4 GFLOPS
716.8 GFLOPS
FP64 (double)
186.9 GFLOPS

Board Design

200W
TDP
100W
550 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

Tahiti
GPU Name
RV740
Tahiti PRO (215-0821056)
GPU Variant
RV740 PRO
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
0.826 billion
352 mm²
Die Size
137 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy