AMD Radeon R9 M265X vs AMD Radeon RX 7800M

VS

AMD Radeon R9 M265X

AMD Radeon RX 7800M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M265X and 12GB VRAM Radeon RX 7800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800M 's Advantages

Released 10 years and 6 months late

Boost Clock has increased by 243% (2145MHz vs 625MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432GB/s vs 64.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M265X

0.8 TFLOPS

Radeon RX 7800M +4383%

35.87 TFLOPS

Radeon R9 M265X

VS

Radeon RX 7800M

Graphics Card

Mar 2014

Release Date

Sep 2024

Gem System

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

575 MHz

Base Clock

1825 MHz

625 MHz

Boost Clock

2145 MHz

1000 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

432GB/s

Render Config

10

Compute Units

60

-

640

Shading Units

3840

40

TMUs

240

16

ROPs

96

-

RT Cores

60

16 KB (per CU)

L1 Cache

256 KB per Array

256 KB

L2 Cache

6 MB

-

L3 Cache

48 MB

Theoretical Performance

10.00 GPixel/s

Pixel Rate

401.3 GPixel/s

25.00 GTexel/s

Texture Rate

560.4 GTexel/s

-

FP16 (half)

71.73 TFLOPS

800.0 GFLOPS

FP32 (float)

35.87 TFLOPS

50.00 GFLOPS

FP64 (double)

1121 GFLOPS

Board Design

Unknown

TDP

180W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

Navi 32

Venus PRO (216-0846009)

GPU Variant

Navi 32

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.5 billion

Transistors

28.1 billion

123 mm²

Die Size

529 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.2

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.7

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