GPU Comparison

A

AMD

RADEON

AMD Radeon R5 A255

CORE STATE Topaz

VRAM 1024 MB

CLOCK SPEED 940 MHz

TDP —

BUS WIDTH 128 bit

ARCHITECTURE GCN 3.0

nm

PROCESS 28 nm

LAUNCH DATE —

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

3dmark_3dmark_steel_nomad_dx12

N/A

6,600

geekbench_opencl

N/A

246,994

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 A255

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 4 Gbps effective

1438 MHz 23 Gbps effective

Memory

Memory Size

1024 MB

16 GB

VRAM (MB)

1,024

16,384 +1500.0%

Memory Type

GDDR5

GDDR6X

Memory Bus

128 bit

256 bit

Bandwidth

64.00 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)

—

816.0 GFLOPS (1:64)

FP16 (TFLOPS)

—

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

All-In-One (Rx 200)

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

—

GeForce 30

Successor

—

GeForce 50

View Radeon R5 A255 Details View GeForce RTX 4080 SUPER Details