AMD Radeon RX 640 OEM

AMD Radeon RX 640 OEM — 4 Гб GDDR5, 640 ядер, GPI 1.6

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Performance Rating

The Radeon RX 640 OEM was a graphics card by AMD, launched on April 9th, 2020. Built on the 14 nm process, and based on the Polaris 23 graphics processor, in its Polaris 23 XT variant, the card supports DirectX 12. This ensures that all modern games will run on Radeon RX 640 OEM. The Polaris 23 graphics processor is an average sized chip with a die area of 103 mm² and 2,200 million transistors. It features 640 shading units, 40 texture mapping units, and 16 ROPs. AMD has paired 4 GB GDDR5 memory with the Radeon RX 640 OEM, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 1295 MHz, memory is running at 1500 MHz (6 Gbps effective).

A100 A100
H200 H200
MI325X MI325X

AMD Radeon RX 640 OEM

1.6

AMD Radeon RX 640 OEM

1.6

Memory

Memory Size

4 GB

Memory Type

Memory Bandwidth

96.00 GB/s

Memory Bus Width

128 бит

ML Performance

FP16 (Half Precision)

1.658 TFLOPS

BF16 (Brain Float)

No TFLOPS
311.84 TFLOPS
(NVIDIA A800 SXM4 80 GB)

TF32 (TensorFloat)

Compute Power

FP32 (Single Precision)

1.658 TFLOPS

FP64 (Double Precision)

0.1036 TFLOPS

CUDA Cores

Architecture & Compatibility

GPU Architecture

SM (Streaming Multiprocessor)

PCIe Version

PCIe 3.0 x8

ML Software Support

CUDA Version

Clocks & Performance

Base Clock

Memory Clock

Power Consumption

Recommended PSU

Power Connector

None

TDP/TGP

50 W
unknown
(NVIDIA CMP 70HX)

Rendering

Texture Units (TMU)

L2 Cache

512 KB

Additional

Slots

Single-slot
SXM Module
(NVIDIA B300)

Release Date

April 9, 2020
March 12, 2026
(Intel Arc B770)

Display Outputs

1x DisplayPort 1.4a
2x mini-DisplayPort 1.4a
Portable Device Dependent
(NVIDIA GeForce RTX 5090 Mobile)

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