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

NVIDIA

GEFORCE

GeForce RTX 4080 SUPER

CORE STATE AD103

VRAM 16 GB

CLOCK SPEED 2550 MHz

TDP 320 W

BUS WIDTH 256 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

geekbench_opencl

4,680

246,994

3dmark_3dmark_steel_nomad_dx12

N/A

6,600

geekbench_vulkan

N/A

226,163

passmark_directx_10

N/A

193

passmark_directx_11

N/A

301

passmark_directx_12

N/A

134

passmark_directx_9

N/A

381

passmark_g2d

N/A

1,270

passmark_g3d

N/A

34,245

passmark_gpu_compute

N/A

19,822

DETAILED SPECIFICATIONS

SPECIFICATION

R5 M255

RTX 4080 SUPER

Core Specs

Shading Units

384

10,240 +2566.7%

Shaders

384

10,240 +2566.7%

TMUs

24

320 +1233.3%

ROPs

8

112 +1300.0%

Compute Units

6

—

SM Count

—

80

Clocks

Base Clock

925 MHz

2295 MHz

Boost Clock

940 MHz

2550 MHz

Memory Clock

1000 MHz 2 Gbps effective

1438 MHz 23 Gbps effective

Memory

Memory Size

2 GB

16 GB

VRAM (MB)

2,048

16,384 +700.0%

Memory Type

DDR3

GDDR6X

Memory Bus

128 bit

256 bit

Bandwidth

32.00 GB/s

736.3 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

256 KB

64 MB

Performance

Pixel Rate

7.520 GPixel/s

285.6 GPixel/s

Texture Rate

22.56 GTexel/s

816.0 GTexel/s

FP32 (TFLOPS)

721.9 GFLOPS

52.22 TFLOPS

FP64 (TFLOPS)

45.12 GFLOPS (1:16)

816.0 GFLOPS (1:64)

FP16 (TFLOPS)

721.9 GFLOPS (1:1)

52.22 TFLOPS (1:1)

AI/RT

RT Cores

—

80

Tensor Cores

—

320

Power

TDP

—

320 W

TDP (W)

—

320

Suggested PSU

—

700 W

Power Connectors

—

1x 16-pin

Architecture

Architecture

GCN 3.0

Ada Lovelace

GPU Name

Topaz

AD103

Generation

Gem System (R5 M200)

GeForce 40

Process Size

28 nm

5 nm

Transistors

1,550 million

45,900 million

Die Size

125 mm²

379 mm²

Foundry

TSMC

TSMC

Density

12.4M / mm²

121.1M / 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

CUDA

—

8.9

Shader Model

6.5

6.8

Physical

Slot Width

—

Triple-slot

Length

—

310 mm 12.2 inches

Height

—

140 mm 5.5 inches

Outputs

—

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x16

Other

Launch Price

—

999 USD

Production

End-of-life

End-of-life

Predecessor

Solar System

GeForce 30

Successor

Polaris Mobile

GeForce 50

View Radeon R5 M255 Details View GeForce RTX 4080 SUPER Details