Home GPU Comparison AMD Radeon HD 7950M vs ATI Radeon E4690 PCIe

AMD Radeon HD 7950M vs ATI Radeon E4690 PCIe

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 512MB VRAM Radeon E4690 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages
Released 2 years and 10 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 22.40GB/s)
960 additional rendering cores
ATI Radeon E4690 PCIe 's Advantages
Lower TDP (30W vs 75W)

Score

Benchmark

FP32 (float)
Radeon HD 7950M +366%
1.792 TFLOPS
Radeon E4690 PCIe
0.384 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Jun 2009
London
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
700 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
128.0GB/s
Bandwidth
22.40GB/s

Render Config

20
Compute Units
4
-
-
-
1280
Shading Units
320
80
TMUs
32
32
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

22.40 GPixel/s
Pixel Rate
4.800 GPixel/s
56.00 GTexel/s
Texture Rate
19.20 GTexel/s
-
-
-
1.792 TFLOPS
FP32 (float)
384.0 GFLOPS
-
-
-

Board Design

75W
TDP
30W
-
-
-
No outputs
Outputs
2x DVI
-
-
-

Graphics Processor

Wimbledon
GPU Name
RV730
Wimbledon PRO
GPU Variant
RV730 XT E4690 (215-0729055)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.8 billion
Transistors
0.514 billion
212 mm²
Die Size
146 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

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