AMD Radeon RX 7800M vs AMD Radeon RX 7800 XT

VS

AMD Radeon RX 7800M

AMD Radeon RX 7800 XT

We compared a Mobile platform GPU: 12GB VRAM Radeon RX 7800M and a Desktop platform GPU: 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800M 's Advantages

Released 1 years and 1 months late

Lower TDP (180W vs 263W)

AMD Radeon RX 7800 XT 's Advantages

Boost Clock has increased by 13% (2430MHz vs 2145MHz)

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (624.1GB/s vs 432GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 7800M

35.87 TFLOPS

Radeon RX 7800 XT +4%

37.32 TFLOPS

Radeon RX 7800M

VS

Radeon RX 7800 XT

Graphics Card

Sep 2024

Release Date

Aug 2023

Navi Mobile

Generation

Navi III

Mobile

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1295 MHz

2145 MHz

Boost Clock

2430 MHz

2250 MHz

Memory Clock

2438 MHz

Memory

12GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

432GB/s

Bandwidth

624.1GB/s

Render Config

60

Compute Units

60

-

3840

Shading Units

3840

240

TMUs

240

96

ROPs

96

-

60

RT Cores

60

256 KB per Array

L1 Cache

128 KB per Array

6 MB

L2 Cache

4 MB

48 MB

L3 Cache

64 MB

Theoretical Performance

401.3 GPixel/s

Pixel Rate

233.3 GPixel/s

560.4 GTexel/s

Texture Rate

583.2 GTexel/s

71.73 TFLOPS

FP16 (half)

74.65 TFLOPS

35.87 TFLOPS

FP32 (float)

37.32 TFLOPS

1121 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

180W

TDP

263W

-

Suggested PSU

600 W

Portable Device Dependent

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

None

Power Connectors

2x 8-pin

Graphics Processor

Navi 32

GPU Name

Navi 32

GPU Variant

Navi 32 XT (215-180000006)

RDNA 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

28.1 billion

Transistors

28.1 billion

529 mm²

Die Size

346 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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