AMD Radeon VII vs AMD Radeon HD 7950 Mac Edition

VS

AMD Radeon VII

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon VII and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon VII 's Advantages

Released 5 years and 11 months late

Boost Clock1750MHz

More VRAM (16GB vs 3GB)

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

2048 additional rendering cores

AMD Radeon HD 7950 Mac Edition 's Advantages

Lower TDP (200W vs 295W)

Score

Benchmark

FP32 (float)

Radeon VII +368%

13.44 TFLOPS

Radeon HD 7950 Mac Edition

2.867 TFLOPS

Radeon VII

VS

Radeon HD 7950 Mac Edition

Graphics Card

Feb 2019

Release Date

Mar 2013

Vega II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1400 MHz

Base Clock

-

1750 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

384bit

1020GB/s

Bandwidth

240.0GB/s

Render Config

60

Compute Units

28

-

3840

Shading Units

1792

240

TMUs

112

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

-

Theoretical Performance

112.0 GPixel/s

Pixel Rate

25.60 GPixel/s

420.0 GTexel/s

Texture Rate

89.60 GTexel/s

26.88 TFLOPS

FP16 (half)

-

13.44 TFLOPS

FP32 (float)

2.867 TFLOPS

3.360 TFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

295W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Vega 20

GPU Name

Tahiti

Vega 20 XT

GPU Variant

Tahiti PRO (215-0821056)

GCN 5.1

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

4.313 billion

331 mm²

Die Size

352 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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