AMD Radeon HD 7970M vs AMD Radeon 540X Mobile

VS

AMD Radeon HD 7970M AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 32.00GB/s)

768 additional rendering cores

AMD Radeon 540X Mobile 's Advantages

Released 6 years and 10 months late

Boost Clock1095MHz

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +94%

2.176 TFLOPS

Radeon 540X Mobile

1.121 TFLOPS

Radeon HD 7970M

VS

Radeon 540X Mobile

Graphics Card

Apr 2012

Release Date

Feb 2019

London

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1095 MHz

1200 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

32.00GB/s

Render Config

-

SM Count

-

20

Compute Units

8

1280

Shading Units

512

80

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

17.52 GPixel/s

68.00 GTexel/s

Texture Rate

35.04 GTexel/s

-

FP16 (half)

1121 GFLOPS

2.176 TFLOPS

FP32 (float)

1121 GFLOPS

136.0 GFLOPS

FP64 (double)

70.08 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Lexa

Wimbledon XT (216-0836036)

GPU Variant

Lexa PRO (215-0904018)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

2.2 billion

212 mm²

Die Size

103 mm²

Board Design

100W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

Related GPU Comparisons

1

NVIDIA GeForce RTX 2070 SUPER Max Q vs AMD Radeon HD 7970M

2

AMD Radeon HD 7970M vs NVIDIA GeForce MX230

3

AMD Radeon HD 7970M vs ATI Mobility Radeon HD 4670 Mac Edition

4

NVIDIA GeForce MX450 30.5W 10Gbps vs AMD Radeon HD 7970M

5

NVIDIA GeForce RTX 2060 Max Q Refresh vs AMD Radeon HD 7970M

6

NVIDIA GeForce MX450 30.5W 8Gbps vs AMD Radeon HD 7970M

7

ATI Mobility Radeon HD 4550 vs AMD Radeon HD 7970M

8

AMD Radeon HD 7970M vs AMD Radeon HD 7650M

9

AMD Radeon HD 7970M vs AMD Radeon HD 8670A

10

AMD Radeon HD 7970M vs AMD Radeon HD 6970M