GPU Comparison

A

AMD

RADEON

AMD Radeon Instinct MI250

CORE STATE Aldebaran

VRAM 128 GB

CLOCK SPEED 1700 MHz

TDP 500 W

BUS WIDTH 8192 bit

ARCHITECTURE CDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

GeForce RTX 3080 Ti Mobile

CORE STATE GA103

VRAM 16 GB

CLOCK SPEED 1260 MHz

TDP 115 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

2,869

geekbench_opencl

N/A

117,866

geekbench_vulkan

N/A

107,502

passmark_directx_10

N/A

131

passmark_directx_11

N/A

164

passmark_directx_12

N/A

88

passmark_directx_9

N/A

201

passmark_g2d

N/A

818

passmark_g3d

N/A

19,288

passmark_gpu_compute

N/A

8,471

DETAILED SPECIFICATIONS

SPECIFICATION

Instinct MI250

RTX 3080 Ti Mobile

Core Specs

Shading Units

13,312

7,424 -44.2%

Shaders

13,312

7,424 -44.2%

TMUs

832

232 -72.1%

ROPs

0

96 +∞%

Compute Units

208

—

SM Count

—

58

Clocks

Base Clock

1000 MHz

810 MHz

Boost Clock

1700 MHz

1260 MHz

Memory Clock

1600 MHz 3.2 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

128 GB

16 GB

VRAM (MB)

131,072

16,384 -87.5%

Memory Type

HBM2e

GDDR6

Memory Bus

8192 bit

256 bit

Bandwidth

3.28 TB/s

512.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

16 MB

4 MB

Performance

Pixel Rate

0 MPixel/s

121.0 GPixel/s

Texture Rate

1,414.4 GTexel/s

292.3 GTexel/s

FP32 (TFLOPS)

45.26 TFLOPS

18.71 TFLOPS

FP64 (TFLOPS)

45.26 TFLOPS (1:1)

292.3 GFLOPS (1:64)

FP16 (TFLOPS)

362.1 TFLOPS (8:1)

18.71 TFLOPS (1:1)

AI/RT

RT Cores

—

58

Tensor Cores

—

232

Power

TDP

500 W

115 W

TDP (W)

500

115 -77.0%

Suggested PSU

900 W

—

Power Connectors

2x 8-pin

None

Architecture

Architecture

CDNA 2.0

Ampere

GPU Name

Aldebaran

GA103

Generation

Radeon Instinct (MIx)

GeForce 30 Mobile

Process Size

6 nm

8 nm

Transistors

58,200 million

22,000 million

Die Size

724 mm²

496 mm²

Foundry

TSMC

Samsung

Density

80.4M / mm²

44.4M / mm²

AMD MCM

MCM

2

—

API Support

DirectX

—

12 Ultimate (12_2)

OpenGL

—

4.6

Vulkan

—

1.4

OpenCL

3.0

3.0

CUDA

—

8.6

Shader Model

—

6.8

Physical

Slot Width

Dual-slot

—

Length

267 mm 10.5 inches

—

Height

111 mm 4.4 inches

—

Outputs

No outputs

Portable Device Dependent

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

FirePro Data Center

GeForce 20 Mobile

View Radeon Instinct MI250 Details View GeForce RTX 3080 Ti Mobile Details