AMD Radeon RX 7700S vs AMD Radeon Pro Vega 20

VS

AMD Radeon RX 7700S

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7700S and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 95% (2500MHz vs 1283MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (288.0GB/s vs 189.4GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7700S +523%

20.48 TFLOPS

Radeon Pro Vega 20

3.284 TFLOPS

Radeon RX 7700S

VS

Radeon Pro Vega 20

Graphics Card

Jan 2023

Release Date

Nov 2018

Navi Mobile

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

815 MHz

2500 MHz

Boost Clock

1283 MHz

2250 MHz

Memory Clock

740 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

1024bit

288.0GB/s

Bandwidth

189.4GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1280

128

TMUs

80

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

32 MB

L3 Cache

-

Theoretical Performance

160.0 GPixel/s

Pixel Rate

41.06 GPixel/s

320.0 GTexel/s

Texture Rate

102.6 GTexel/s

40.96 TFLOPS

FP16 (half)

6.569 TFLOPS

20.48 TFLOPS

FP32 (float)

3.284 TFLOPS

640.0 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

100W

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

Vega 12

Navi 33 XT

GPU Variant

Vega 12 XTA

RDNA 3.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

13.3 billion

Transistors

Unknown

204 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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