Home GPU Comparison AMD Radeon HD 7950M vs ATI Mobility Radeon HD 5870

AMD Radeon HD 7950M vs ATI Mobility Radeon HD 5870

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 1024MB VRAM Mobility Radeon HD 5870 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 3 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (128.0GB/s vs 64.00GB/s)
480 additional rendering cores
ATI Mobility Radeon HD 5870 's Advantages
Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)
Radeon HD 7950M +60%
1.792 TFLOPS
Mobility Radeon HD 5870
1.12 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Jan 2010
London
Generation
Manhattan
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)

Clock Speeds

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

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
128.0GB/s
Bandwidth
64.00GB/s

Render Config

20
Compute Units
10
-
-
-
1280
Shading Units
800
80
TMUs
40
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

22.40 GPixel/s
Pixel Rate
11.20 GPixel/s
56.00 GTexel/s
Texture Rate
28.00 GTexel/s
-
-
-
1.792 TFLOPS
FP32 (float)
1120 GFLOPS
-
-
-

Board Design

75W
TDP
50W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Wimbledon
GPU Name
Broadway
Wimbledon PRO
GPU Variant
Broadway XT (216-0769008)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
1.04 billion
212 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

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