AMD Radeon HD 7950 Mac Edition vs AMD Radeon Pro Vega II Duo

VS

AMD Radeon HD 7950 Mac Edition

AMD Radeon Pro Vega II Duo

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Mac Edition and 32GB VRAM Radeon Pro Vega II Duo to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Mac Edition 's Advantages

Lower TDP (200W vs 475W)

AMD Radeon Pro Vega II Duo 's Advantages

Released 6 years and 3 months late

Boost Clock1720MHz

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (1020GB/s vs 240.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950 Mac Edition

2.867 TFLOPS

Radeon Pro Vega II Duo +391%

14.09 TFLOPS

Radeon HD 7950 Mac Edition

VS

Radeon Pro Vega II Duo

Graphics Card

Mar 2013

Release Date

Jun 2019

Southern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1720 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

384bit

Memory Bus

4096bit

240.0GB/s

Bandwidth

1020GB/s

Render Config

28

Compute Units

64

-

1792

Shading Units

4096

112

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

4 MB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

110.1 GPixel/s

89.60 GTexel/s

Texture Rate

440.3 GTexel/s

-

FP16 (half)

28.18 TFLOPS

2.867 TFLOPS

FP32 (float)

14.09 TFLOPS

716.8 GFLOPS

FP64 (double)

7.045 TFLOPS

Board Design

200W

TDP

475W

550 W

Suggested PSU

850 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x HDMI 2.0b 4x Thunderbolt

2x 6-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Vega 20

Tahiti PRO (215-0821056)

GPU Variant

Vega 20 XT

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

13.23 billion

352 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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