AMD Radeon RX 6700M vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon RX 6700M NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M 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 6700M 's Advantages

Released 9 years late

Boost Clock2400MHz

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 50.24GB/s)

2208 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 135W)

Score

Benchmark

FP32 (float)

Radeon RX 6700M +3726%

11.06 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon RX 6700M

VS

GeForce GT 640M LE

Graphics Card

May 2021

Release Date

May 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1489 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

785 MHz

Memory

10GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

160bit

Memory Bus

128bit

320.0GB/s

Bandwidth

50.24GB/s

Render Config

-

SM Count

2

36

Compute Units

-

2304

Shading Units

96

144

TMUs

16

64

ROPs

4

-

Tensor Cores

-

36

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

256 KB

Theoretical Performance

153.6 GPixel/s

Pixel Rate

3.012 GPixel/s

345.6 GTexel/s

Texture Rate

12.05 GTexel/s

22.12 TFLOPS

FP16 (half)

-

11.06 TFLOPS

FP32 (float)

289.0 GFLOPS

691.2 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

Navi 22

GPU Name

GF108

Navi 22

GPU Variant

-

RDNA 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

0.585 billion

335 mm²

Die Size

116 mm²

Board Design

135W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.5

Shader Model

5.1

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