GPU Comparison

A

AMD

RADEON

AMD Instinct MI355X

CORE STATE MI350 256CU

VRAM 288 GB

CLOCK SPEED 2400 MHz

TDP 1400 W

BUS WIDTH 8192 bit

ARCHITECTURE CDNA 4.0

nm

PROCESS 3 nm

LAUNCH DATE 2025

VS

NVIDIA

GEFORCE

GeForce RTX 5090

CORE STATE GB202

VRAM 32 GB

CLOCK SPEED 2407 MHz

TDP 575 W

BUS WIDTH 512 bit

ARCHITECTURE Blackwell 2.0

nm

PROCESS 5 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

18,355

geekbench_opencl

N/A

334,370

geekbench_vulkan

N/A

376,728

passmark_directx_10

N/A

226

passmark_directx_11

N/A

341

passmark_directx_12

N/A

185

passmark_directx_9

N/A

395

passmark_g2d

N/A

1,413

passmark_g3d

N/A

39,650

passmark_gpu_compute

N/A

26,756

DETAILED SPECIFICATIONS

SPECIFICATION

Instinct MI355X

RTX 5090

Core Specs

Shading Units

16,384

21,760 +32.8%

Shaders

16,384

21,760 +32.8%

TMUs

1,024

680 -33.6%

ROPs

0

176 +∞%

Compute Units

256

—

SM Count

—

170

Clocks

Base Clock

1000 MHz

2017 MHz

Boost Clock

2400 MHz

2407 MHz

Memory Clock

2000 MHz 8 Gbps effective

1750 MHz 28 Gbps effective

Memory

Memory Size

288 GB

32 GB

VRAM (MB)

294,912

32,768 -88.9%

Memory Type

HBM3e

GDDR7

Memory Bus

8192 bit

512 bit

Bandwidth

8.19 TB/s

1.79 TB/s

Cache

L1 Cache

32 KB (per CU)

128 KB (per SM)

L2 Cache

32 MB

96 MB

L3 Cache

256 MB

—

Performance

Pixel Rate

0 MPixel/s

423.6 GPixel/s

Texture Rate

2,457.6 GTexel/s

1,636.8 GTexel/s

FP32 (TFLOPS)

78.64 TFLOPS

104.8 TFLOPS

FP64 (TFLOPS)

39.32 TFLOPS (1:2)

1.637 TFLOPS (1:64)

FP16 (TFLOPS)

78.64 TFLOPS (1:1)

104.8 TFLOPS (1:1)

AI/RT

RT Cores

—

170

Tensor Cores

—

680

Matrix Cores

1,024

—

Power

TDP

1400 W

575 W

TDP (W)

1,400

575 -58.9%

Suggested PSU

1800 W

950 W

Power Connectors

None

1x 16-pin

Architecture

Architecture

CDNA 4.0

Blackwell 2.0

GPU Name

MI350 256CU

GB202

Generation

Instinct (MIx)

GeForce 50

Process Size

3 nm

5 nm

Transistors

185,000 million

92,200 million

Die Size

2380 mm²

750 mm²

Foundry

TSMC

TSMC

Density

77.7M / mm²

122.9M / mm²

API Support

DirectX

—

12 Ultimate (12_2)

OpenGL

—

4.6

Vulkan

—

1.4

OpenCL

3.0

3.0

CUDA

—

12.0

Shader Model

—

6.9

Physical

Slot Width

OAM Module

Dual-slot

Length

102 mm 4 inches

304 mm 12 inches

Height

—

137 mm 5.4 inches

Outputs

No outputs

1x HDMI 2.1b3x DisplayPort 2.1b

Bus Interface

PCIe 5.0 x16

PCIe 5.0 x16

Other

Launch Price

—

1,999 USD

Production

—

Active

Predecessor

Radeon Instinct

GeForce 40

Successor

—

GeForce 60

View Instinct MI355X Details View GeForce RTX 5090 Details