Radeon RX 640 vs Pro V320 MxGPU

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated616
Place by popularitynot in top-100not in top-100
Power efficiencyno data7.29
ArchitectureGCN 5.0 (2017−2020)GCN 4.0 (2016−2020)
GPU code nameVega 10Polaris 23
Market segmentWorkstationLaptop
Release date29 June 2017 (7 years ago)13 May 2019 (5 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores3584640
Core clock speed852 MHz1082 MHz
Boost clock speed1000 MHz1218 MHz
Number of transistors12,500 million2,200 million
Manufacturing process technology14 nm14 nm
Power consumption (TDP)230 Watt50 Watt
Texture fill rate224.048.72
Floating-point processing power7.168 TFLOPS1.559 TFLOPS
ROPs6416
TMUs22440

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datalarge
InterfacePCIe 3.0 x16PCIe 3.0 x8
Length267 mmno data
Width2-slotno data
Supplementary power connectors2x 8-pinNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeHBM2GDDR5
Maximum RAM amount16 GB2 GB
Memory bus width2048 Bit64 Bit
Memory clock speed945 MHz1500 MHz
Memory bandwidth483.8 GB/s48 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 (12_0)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.02.0
Vulkan1.1.1251.2.131

Pros & cons summary


Recency 29 June 2017 13 May 2019
Maximum RAM amount 16 GB 2 GB
Power consumption (TDP) 230 Watt 50 Watt

Pro V320 MxGPU has a 700% higher maximum VRAM amount.

RX 640, on the other hand, has an age advantage of 1 year, and 360% lower power consumption.

We couldn't decide between Radeon Pro V320 MxGPU and Radeon RX 640. We've got no test results to judge.

Be aware that Radeon Pro V320 MxGPU is a workstation card while Radeon RX 640 is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon Pro V320 MxGPU
Radeon Pro V320 MxGPU
AMD Radeon RX 640
Radeon RX 640

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Community ratings

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