AMD Radeon Pro V420

AMD Radeon Pro V420 — 32 Гб HBM2, 4,096 ядер, GPI 15.3

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Performance Rating

The Radeon Pro V420 was a professional graphics card by AMD, that was never released. Built on the 7 nm process, and based on the Vega 20 graphics processor, in its Vega 20 GLXT WS variant, the card supports DirectX 12. The Vega 20 graphics processor is a large chip with a die area of 331 mm² and 13,230 million transistors. It features 4096 shading units, 256 texture mapping units, and 64 ROPs. AMD has paired 32 GB HBM2 memory with the Radeon Pro V420, which are connected using a 4096-bit memory interface. The GPU is operating at a frequency of 800 MHz, which can be boosted up to 1700 MHz, memory is running at 800 MHz.

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Pro V420

15.3

AMD Radeon Pro V420

15.3

Memory

Memory Size

32 GB

Memory Type

Memory Bandwidth

819.2 GB/s

Memory Bus Width

4,096 бит

ML Performance

FP16 (Half Precision)

27.85 TFLOPS

BF16 (Brain Float)

No TFLOPS
311.84 TFLOPS
(NVIDIA A800 SXM4 80 GB)

TF32 (TensorFloat)

Compute Power

FP32 (Single Precision)

13.93 TFLOPS

FP64 (Double Precision)

6.963 TFLOPS

CUDA Cores

Architecture & Compatibility

GPU Architecture

SM (Streaming Multiprocessor)

PCIe Version

PCIe 4.0 x16

ML Software Support

CUDA Version

Clocks & Performance

Base Clock

Boost Clock

Memory Clock

Power Consumption

Recommended PSU

Power Connector

1x 6-pin + 1x 8-pin

TDP/TGP

300 W
unknown
(NVIDIA CMP 70HX)

Rendering

Texture Units (TMU)

L2 Cache

Additional

Slots

Dual-slot
SXM Module
(NVIDIA B300)

Release Date

No
March 12, 2026
(Intel Arc B770)

Display Outputs

6x mini-DisplayPort 1.4a
Portable Device Dependent
(NVIDIA GeForce RTX 5090 Mobile)

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