Home GPU Comparison AMD Radeon R9 M290X vs AMD Radeon HD 7550M

AMD Radeon R9 M290X vs AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M290X 's Advantages
Released 2 years late
Boost Clock has increased by 64% (900MHz vs 550MHz)
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (153.6GB/s vs 14.40GB/s)
880 additional rendering cores
AMD Radeon HD 7550M 's Advantages
Lower TDP (14W vs 100W)

Score

Benchmark

FP32 (float)
Radeon R9 M290X +423%
2.304 TFLOPS
Radeon HD 7550M
0.44 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
Jan 2012
Crystal System
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

850 MHz
Base Clock
450 MHz
900 MHz
Boost Clock
550 MHz
1200 MHz
Memory Clock
900 MHz

Memory

4GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
153.6GB/s
Bandwidth
14.40GB/s

Render Config

20
Compute Units
5
-
-
-
1280
Shading Units
400
80
TMUs
20
32
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
-
-
-
-

Theoretical Performance

28.80 GPixel/s
Pixel Rate
4.400 GPixel/s
72.00 GTexel/s
Texture Rate
11.00 GTexel/s
-
-
-
2.304 TFLOPS
FP32 (float)
440.0 GFLOPS
144.0 GFLOPS
FP64 (double)
-

Board Design

100W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Neptune
GPU Name
Thames
Neptune XT (216-0847000)
GPU Variant
Thames LP
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
0.716 billion
212 mm²
Die Size
104 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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