NVIDIA GeForce RTX 3070 Ti Max Q vs AMD Radeon RX 640 Mobile

VS

NVIDIA GeForce RTX 3070 Ti Max Q AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Ti Max Q and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Ti Max Q 's Advantages

Released 2 years and 8 months late

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 48.00GB/s)

5248 additional rendering cores

AMD Radeon RX 640 Mobile 's Advantages

Boost Clock has increased by 18% (1218MHz vs 1035MHz)

Lower TDP (50W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Ti Max Q +681%

12.19 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

GeForce RTX 3070 Ti Max Q

VS

Radeon RX 640 Mobile

Graphics Card

Jan 2022

Release Date

May 2019

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

510 MHz

Base Clock

1082 MHz

1035 MHz

Boost Clock

1218 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

384.0GB/s

Bandwidth

48.00GB/s

Render Config

46

SM Count

-

Compute Units

10

5888

Shading Units

640

184

TMUs

40

96

ROPs

16

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

99.36 GPixel/s

Pixel Rate

19.49 GPixel/s

190.4 GTexel/s

Texture Rate

48.72 GTexel/s

12.19 TFLOPS

FP16 (half)

1.559 TFLOPS

12.19 TFLOPS

FP32 (float)

1.559 TFLOPS

190.4 GFLOPS

FP64 (double)

97.44 GFLOPS

Graphics Processor

GA104

GPU Name

Polaris 23

-

GPU Variant

Polaris 23 XT

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

2.2 billion

392 mm²

Die Size

103 mm²

Board Design

80W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.4

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