GPU Comparison

A

AMD

RADEON

AMD Instinct MI100

CORE STATE Arcturus

VRAM 32 GB

CLOCK SPEED 1502 MHz

TDP 300 W

BUS WIDTH 4096 bit

ARCHITECTURE CDNA 1.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

A

AMD

RADEON

Radeon RX 6400

CORE STATE Navi 24

VRAM 4 GB

CLOCK SPEED 2321 MHz

TDP 53 W

BUS WIDTH 64 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_opencl

139,035

32,011

3dmark_3dmark_steel_nomad_dx12

N/A

176

geekbench_vulkan

N/A

16,372

passmark_directx_10

N/A

54

passmark_directx_11

N/A

70

passmark_directx_12

N/A

30

passmark_directx_9

N/A

93

passmark_g2d

N/A

722

passmark_g3d

N/A

7,673

passmark_gpu_compute

N/A

2,812

DETAILED SPECIFICATIONS

SPECIFICATION

Instinct MI100

RX 6400

Core Specs

Shading Units

7,680

768 -90.0%

Shaders

7,680

768 -90.0%

TMUs

480

48 -90.0%

ROPs

64

32 -50.0%

Compute Units

120

12 -90.0%

Clocks

Base Clock

1000 MHz

1923 MHz

Boost Clock

1502 MHz

2321 MHz

Game Clock

—

2039 MHz

Memory Clock

1200 MHz 2.4 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

32 GB

4 GB

VRAM (MB)

32,768

4,096 -87.5%

Memory Type

HBM2

GDDR6

Memory Bus

4096 bit

64 bit

Bandwidth

1.23 TB/s

128.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

8 MB

1024 KB

L3 Cache

—

16 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

96.13 GPixel/s

74.27 GPixel/s

Texture Rate

721.0 GTexel/s

111.4 GTexel/s

FP32 (TFLOPS)

23.07 TFLOPS

3.565 TFLOPS

FP64 (TFLOPS)

11.54 TFLOPS (1:2)

222.8 GFLOPS (1:16)

FP16 (TFLOPS)

46.14 TFLOPS (2:1)

7.130 TFLOPS (2:1)

AI/RT

RT Cores

—

12

Power

TDP

300 W

53 W

TDP (W)

300

53 -82.3%

Suggested PSU

700 W

250 W

Power Connectors

2x 8-pin

None

Architecture

Architecture

CDNA 1.0

RDNA 2.0

GPU Name

Arcturus

Navi 24

Generation

Instinct (MIx)

Navi II (RX 6000)

Process Size

7 nm

6 nm

Transistors

25,600 million

5,400 million

Die Size

750 mm²

107 mm²

Foundry

TSMC

TSMC

Density

34.1M / mm²

50.5M / mm²

API Support

DirectX

—

12 Ultimate (12_2)

OpenGL

—

4.6

Vulkan

—

1.4

OpenCL

2.1

2.2

Shader Model

—

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

267 mm 10.5 inches

—

Height

111 mm 4.4 inches

—

Outputs

No outputs

1x HDMI 2.11x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x4

Other

Launch Price

—

159 USD

Production

End-of-life

End-of-life

Predecessor

Radeon Instinct

Navi

Successor

—

Navi III

View Instinct MI100 Details View Radeon RX 6400 Details