GPU Comparison

A

AMD

RADEON

AMD Radeon R6 M255DX

CORE STATE Jet

VRAM System Shared

CLOCK SPEED 855 MHz

TDP —

BUS WIDTH System Shared

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

VS

NVIDIA

GEFORCE

GeForce RTX 3080

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_vulkan

4,867

145,176

3dmark_3dmark_steel_nomad_dx12

N/A

4,407

geekbench_opencl

N/A

167,014

passmark_directx_10

N/A

170

passmark_directx_11

N/A

207

passmark_directx_12

N/A

100

passmark_directx_9

N/A

258

passmark_g2d

N/A

1,054

passmark_g3d

N/A

25,086

passmark_gpu_compute

N/A

14,397

DETAILED SPECIFICATIONS

SPECIFICATION

R6 M255DX

RTX 3080

Core Specs

Shading Units

320

8,704 +2620.0%

Shaders

320

8,704 +2620.0%

TMUs

20

272 +1260.0%

ROPs

8

96 +1100.0%

Compute Units

5

—

SM Count

—

68

Clocks

Base Clock

780 MHz

1440 MHz

Boost Clock

855 MHz

1710 MHz

Memory Clock

System Shared

1188 MHz 19 Gbps effective

Memory

Memory Size

System Shared

10 GB

VRAM (MB)

—

10,240

Memory Type

System Shared

GDDR6X

Memory Bus

System Shared

320 bit

Bandwidth

System Dependent

760.3 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

128 KB

5 MB

Performance

Pixel Rate

6.840 GPixel/s

164.2 GPixel/s

Texture Rate

17.10 GTexel/s

465.1 GTexel/s

FP32 (TFLOPS)

547.2 GFLOPS

29.77 TFLOPS

FP64 (TFLOPS)

34.20 GFLOPS (1:16)

465.1 GFLOPS (1:64)

FP16 (TFLOPS)

—

29.77 TFLOPS (1:1)

AI/RT

RT Cores

—

68

Tensor Cores

—

272

Power

TDP

—

320 W

TDP (W)

—

320

Suggested PSU

—

700 W

Power Connectors

—

1x 12-pin

Architecture

Architecture

GCN 1.0

Ampere

GPU Name

Jet

GA102

Generation

Gem System Hybrid (Rx M200)

GeForce 30

Process Size

28 nm

8 nm

Transistors

690 million

28,300 million

Die Size

56 mm²

628 mm²

Foundry

TSMC

Samsung

Density

12.3M / mm²

45.1M / mm²

API Support

DirectX

12 (11_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

3.0

CUDA

—

8.6

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

285 mm 11.2 inches

Height

—

112 mm 4.4 inches

Outputs

Portable Device Dependent

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

IGP

PCIe 4.0 x16

Other

Launch Price

—

699 USD

Production

End-of-life

End-of-life

Predecessor

—

GeForce 20

Successor

—

GeForce 40

View Radeon R6 M255DX Details View GeForce RTX 3080 Details