Home GPU Comparison AMD Radeon RX 580X Mobile vs AMD Radeon HD 7750M

AMD Radeon RX 580X Mobile vs AMD Radeon HD 7750M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 2GB VRAM Radeon HD 7750M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages
Released 6 years late
Boost Clock1077MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)
1792 additional rendering cores
AMD Radeon HD 7750M 's Advantages
Lower TDP (28W vs 100W)

Score

Benchmark

FP32 (float)
Radeon RX 580X Mobile +742%
4.963 TFLOPS
Radeon HD 7750M
0.589 TFLOPS
VS

Graphics Card

Apr 2018
Release Date
Apr 2012
Mobility Radeon
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16

Clock Speeds

1000 MHz
Base Clock
-
1077 MHz
Boost Clock
-
2000 MHz
Memory Clock
1000 MHz

Memory

8GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
256.0GB/s
Bandwidth
64.00GB/s

Render Config

36
Compute Units
8
-
-
-
2304
Shading Units
512
144
TMUs
32
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

34.46 GPixel/s
Pixel Rate
9.200 GPixel/s
155.1 GTexel/s
Texture Rate
18.40 GTexel/s
4.963 TFLOPS
FP16 (half)
-
4.963 TFLOPS
FP32 (float)
588.8 GFLOPS
310.2 GFLOPS
FP64 (double)
36.80 GFLOPS

Board Design

100W
TDP
28W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Polaris 20
GPU Name
Chelsea
Polaris 20M XT
GPU Variant
Chelsea PRO
GCN 4.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
1.5 billion
232 mm²
Die Size
123 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
5.1

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