AMD Radeon HD 7950M vs AMD Radeon R9 M390 Mac Edition

VS

AMD Radeon HD 7950M AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

256 additional rendering cores

Lower TDP (75W vs 80W)

AMD Radeon R9 M390 Mac Edition 's Advantages

Released 3 years and 1 months late

Larger VRAM bandwidth (174.7GB/s vs 128.0GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7950M

1.792 TFLOPS

Radeon R9 M390 Mac Edition +9%

1.962 TFLOPS

Radeon HD 7950M

VS

Radeon R9 M390 Mac Edition

Graphics Card

Apr 2012

Release Date

May 2015

London

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

20

Compute Units

16

1280

Shading Units

1024

80

TMUs

64

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

30.66 GPixel/s

56.00 GTexel/s

Texture Rate

61.31 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

1.962 TFLOPS

-

FP64 (double)

122.6 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Pitcairn

Wimbledon PRO

GPU Variant

Pitcairn PRO (215-0828062)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.8 billion

212 mm²

Die Size

212 mm²

Board Design

75W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon Pro 560X vs AMD Radeon HD 7950M

2

AMD Radeon HD 7950M vs NVIDIA GeForce 810A

3

AMD Radeon HD 7950M vs AMD Radeon RX 560X Mobile

4

AMD Radeon HD 7950M vs ATI Mobility Radeon HD 5670 Mac Edition

5

NVIDIA GeForce RTX 2080 Mobile vs AMD Radeon HD 7950M

6

AMD Radeon HD 7950M vs NVIDIA GeForce RTX 4080 Mobile

7

NVIDIA GeForce RTX 2060 Max Q vs AMD Radeon HD 7950M

8

AMD Radeon HD 7950M vs NVIDIA GeForce 805A

9

AMD Radeon HD 7950M vs AMD Radeon RX 7600M XT

10

AMD Radeon HD 7950M vs NVIDIA RTX 2000 Max-Q Ada Generation