GPU Comparison

A

AMD

RADEON

AMD Radeon R5 M255

CORE STATE Topaz

VRAM 2 GB

CLOCK SPEED 940 MHz

TDP —

BUS WIDTH 128 bit

ARCHITECTURE GCN 3.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

VS

i

Intel

GPU

Arc B580

CORE STATE BMG-G21

VRAM 12 GB

CLOCK SPEED 2670 MHz

TDP 190 W

BUS WIDTH 192 bit

ARCHITECTURE Xe2-HPG

nm

PROCESS 5 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

geekbench_opencl

4,680

92,821

3dmark_3dmark_steel_nomad_dx12

N/A

3,068

geekbench_vulkan

N/A

109,672

passmark_directx_10

N/A

76

passmark_directx_11

N/A

128

passmark_directx_12

N/A

76

passmark_directx_9

N/A

183

passmark_g2d

N/A

709

passmark_g3d

N/A

15,748

passmark_gpu_compute

N/A

7,729

DETAILED SPECIFICATIONS

SPECIFICATION

R5 M255

B580

Core Specs

Shading Units

384

2,560 +566.7%

Shaders

384

2,560 +566.7%

TMUs

24

160 +566.7%

ROPs

8

80 +900.0%

Compute Units

6

—

Execution Units

—

20

Clocks

Base Clock

925 MHz

2670 MHz

Boost Clock

940 MHz

2670 MHz

Memory Clock

1000 MHz 2 Gbps effective

2375 MHz 19 Gbps effective

Memory

Memory Size

2 GB

12 GB

VRAM (MB)

2,048

12,288 +500.0%

Memory Type

DDR3

GDDR6

Memory Bus

128 bit

192 bit

Bandwidth

32.00 GB/s

456.0 GB/s

Cache

L1 Cache

16 KB (per CU)

256 KB (per EU)

L2 Cache

256 KB

18 MB

Performance

Pixel Rate

7.520 GPixel/s

213.6 GPixel/s

Texture Rate

22.56 GTexel/s

427.2 GTexel/s

FP32 (TFLOPS)

721.9 GFLOPS

13.67 TFLOPS

FP64 (TFLOPS)

45.12 GFLOPS (1:16)

1.709 TFLOPS (1:8)

FP16 (TFLOPS)

721.9 GFLOPS (1:1)

27.34 TFLOPS (2:1)

AI/RT

RT Cores

—

20

XMX Cores

—

160

Power

TDP

—

190 W

TDP (W)

—

190

Suggested PSU

—

450 W

Power Connectors

—

1x 8-pin

Architecture

Architecture

GCN 3.0

Xe2-HPG

GPU Name

Topaz

BMG-G21

Generation

Gem System (R5 M200)

Battlemage (Arc 5)

Process Size

28 nm

5 nm

Transistors

1,550 million

19,600 million

Die Size

125 mm²

272 mm²

Foundry

TSMC

TSMC

Density

12.4M / mm²

72.1M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1

3.0

Shader Model

6.5

6.6

Physical

Slot Width

—

Dual-slot

Length

—

272 mm 10.7 inches

Height

—

115 mm 4.5 inches

Outputs

—

1x HDMI 2.1a3x DisplayPort 2.1

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x8

Other

Launch Price

—

249 USD

Production

End-of-life

Active

Predecessor

Solar System

Alchemist

Successor

Polaris Mobile

—

View Radeon R5 M255 Details View Arc B580 Details