GPU Comparison

A

AMD

RADEON

AMD Radeon RX 640 Mobile

CORE STATE Polaris 23

VRAM 2 GB

CLOCK SPEED 1218 MHz

TDP 50 W

BUS WIDTH 64 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2019

VS

?

Unknown

GPU

XGI Volari V8 Ultra

CORE STATE XG40

VRAM 256 MB

CLOCK SPEED —

TDP —

BUS WIDTH 128 bit

ARCHITECTURE XG4

nm

PROCESS 130 nm

LAUNCH DATE 2003

DETAILED SPECIFICATIONS

SPECIFICATION

RX 640 Mobile

XGI Volari V8 Ultra

Core Specs

Shading Units

640

—

Shaders

640

—

TMUs

40

8 -80.0%

ROPs

16

4 -75.0%

Compute Units

10

—

Clocks

Base Clock

1082 MHz

—

Boost Clock

1218 MHz

—

GPU Clock

—

350 MHz

Memory Clock

1500 MHz 6 Gbps effective

500 MHz 1000 Mbps effective

Memory

Memory Size

2 GB

256 MB

VRAM (MB)

2,048

256 -87.5%

Memory Type

GDDR5

DDR2

Memory Bus

64 bit

128 bit

Bandwidth

48.00 GB/s

16.00 GB/s

Cache

L1 Cache

16 KB (per CU)

—

L2 Cache

512 KB

—

Performance

Pixel Rate

19.49 GPixel/s

1.400 GPixel/s

Texture Rate

48.72 GTexel/s

2.800 GTexel/s

FP32 (TFLOPS)

1.559 TFLOPS

—

FP64 (TFLOPS)

97.44 GFLOPS (1:16)

—

FP16 (TFLOPS)

1.559 TFLOPS (1:1)

—

Power

TDP

50 W

—

TDP (W)

50

—

Suggested PSU

—

200 W

Power Connectors

None

—

Architecture

Architecture

GCN 4.0

XG4

GPU Name

Polaris 23

XG40

Generation

Polaris Mobile (M600)

XG40 (Volari V8)

Process Size

14 nm

130 nm

Transistors

2,200 million

110 million

Die Size

103 mm²

—

Foundry

GlobalFoundries

UMC

Density

21.4M / mm²

—

API Support

DirectX

12 (12_0)

9.0

OpenGL

4.6

1.5

Vulkan

1.3

—

OpenCL

2.1

—

Shader Model

6.7

—

Physical

Slot Width

IGP

Single-slot

Outputs

Portable Device Dependent

1x DVI1x VGA1x S-Video

Bus Interface

PCIe 3.0 x8

AGP 8x

Other

Production

End-of-life

End-of-life

Predecessor

Gem System

—

Successor

Navi Mobile

—

View Radeon RX 640 Mobile Details View XGI Volari V8 Ultra Details