AMD Radeon RX Vega 56 Mobile vs AMD Radeon RX 7900M

VS

AMD Radeon RX Vega 56 Mobile

AMD Radeon RX 7900M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX Vega 56 Mobile and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 Mobile 's Advantages

Lower TDP (120W vs 180W)

AMD Radeon RX 7900M 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 61% (2090MHz vs 1301MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 409.6GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 Mobile

9.326 TFLOPS

Radeon RX 7900M +313%

38.52 TFLOPS

Blender

Radeon RX Vega 56 Mobile

589

Radeon RX 7900M +338%

2583

Radeon RX Vega 56 Mobile

VS

Radeon RX 7900M

Graphics Card

Jun 2018

Release Date

Oct 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1138 MHz

Base Clock

1825 MHz

1301 MHz

Boost Clock

2090 MHz

800 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

409.6GB/s

Bandwidth

576.0GB/s

Render Config

56

Compute Units

72

-

3584

Shading Units

4608

224

TMUs

288

64

ROPs

192

-

RT Cores

72

16 KB (per CU)

L1 Cache

256 KB per Array

4 MB

L2 Cache

6 MB

-

L3 Cache

64 MB

Theoretical Performance

83.26 GPixel/s

Pixel Rate

401.3 GPixel/s

291.4 GTexel/s

Texture Rate

601.9 GTexel/s

18.65 TFLOPS

FP16 (half)

77.05 TFLOPS

9.326 TFLOPS

FP32 (float)

38.52 TFLOPS

582.8 GFLOPS

FP64 (double)

1204 GFLOPS

Board Design

120W

TDP

180W

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

Navi 31

Vega 10 XL (215-0894216)

GPU Variant

Navi 31

GCN 5.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

12.5 billion

Transistors

57.7 billion

495 mm²

Die Size

529 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.2

Vulkan

1.3

-

6.4

Shader Model

6.7

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