AMD Radeon RX 7600M XT vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon RX 7600M XT NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7600M XT and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600M XT 's Advantages

Released 10 years and 8 months late

Boost Clock2469MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 50.24GB/s)

1952 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 7600M XT +6900%

20.23 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon RX 7600M XT

VS

GeForce GT 640M LE

Graphics Card

Jan 2023

Release Date

May 2012

Navi Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1280 MHz

Base Clock

-

2469 MHz

Boost Clock

-

2250 MHz

Memory Clock

785 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

288.0GB/s

Bandwidth

50.24GB/s

Render Config

-

SM Count

2

32

Compute Units

-

2048

Shading Units

96

128

TMUs

16

64

ROPs

4

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

Theoretical Performance

158.0 GPixel/s

Pixel Rate

3.012 GPixel/s

316.0 GTexel/s

Texture Rate

12.05 GTexel/s

40.45 TFLOPS

FP16 (half)

-

20.23 TFLOPS

FP32 (float)

289.0 GFLOPS

632.1 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

Navi 33

GPU Name

GF108

Navi 33 XTM

GPU Variant

-

RDNA 3.0

Architecture

Fermi

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

13.3 billion

Transistors

0.585 billion

204 mm²

Die Size

116 mm²

Board Design

120W

TDP

32W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.7

Shader Model

5.1

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