AMD Radeon RX 640 Mobile vs NVIDIA RTX A5000 Max-Q

VS

AMD Radeon RX 640 Mobile NVIDIA RTX A5000 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 640 Mobile and 16GB VRAM RTX A5000 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 640 Mobile 's Advantages

Lower TDP (50W vs 80W)

NVIDIA RTX A5000 Max-Q 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 11% (1350MHz vs 1218MHz)

More VRAM (16GB vs 2GB)

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

5504 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 640 Mobile

1.559 TFLOPS

RTX A5000 Max Q +964%

16.59 TFLOPS

Radeon RX 640 Mobile

VS

RTX A5000 Max Q

Graphics Card

May 2019

Release Date

Apr 2021

Mobility Radeon

Generation

Quadro Ampere-M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1082 MHz

Base Clock

720 MHz

1218 MHz

Boost Clock

1350 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

48

10

Compute Units

-

640

Shading Units

6144

40

TMUs

192

16

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

Theoretical Performance

19.49 GPixel/s

Pixel Rate

129.6 GPixel/s

48.72 GTexel/s

Texture Rate

259.2 GTexel/s

1.559 TFLOPS

FP16 (half)

16.59 TFLOPS

1.559 TFLOPS

FP32 (float)

16.59 TFLOPS

97.44 GFLOPS

FP64 (double)

259.2 GFLOPS

Graphics Processor

Polaris 23

GPU Name

GA104

Polaris 23 XT

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

2.2 billion

Transistors

17.4 billion

103 mm²

Die Size

392 mm²

Board Design

50W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.7

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