CMP 170HX 8 GB vs Radeon R9 390 X2

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 2.0 (2013−2017)Ampere (2020−2024)
GPU code nameGrenadaGA100
Market segmentDesktopWorkstation
Release date3 September 2015 (9 years ago)1 September 2021 (3 years ago)
Launch price (MSRP)$1,399 $4,299

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 cores25604480
Core clock speed1000 MHz1140 MHz
Boost clock speedno data1410 MHz
Number of transistors6,200 million54,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)580 Watt250 Watt
Texture fill rate160.0394.8
Floating-point processing power5.12 TFLOPS12.63 TFLOPS
ROPs64128
TMUs160280
Tensor Coresno data280

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).

InterfacePCIe 3.0 x16PCIe 4.0 x4
Width3-slotIGP
Supplementary power connectors4x 8-pin2x 8-pin

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 typeGDDR5HBM2e
Maximum RAM amount8 GB8 GB
Memory bus width512 Bit4096 Bit
Memory clock speed1350 MHz1458 MHz
Memory bandwidth345.6 GB/s1,493 GB/s

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 Connectors2x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 (12_0)N/A
Shader Model6.3N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.2.131N/A
CUDA-8.0

Pros & cons summary


Recency 3 September 2015 1 September 2021
Chip lithography 28 nm 7 nm
Power consumption (TDP) 580 Watt 250 Watt

CMP 170HX 8 GB has an age advantage of 5 years, a 300% more advanced lithography process, and 132% lower power consumption.

We couldn't decide between Radeon R9 390 X2 and CMP 170HX 8 GB. We've got no test results to judge.

Be aware that Radeon R9 390 X2 is a desktop card while CMP 170HX 8 GB is a workstation 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 R9 390 X2
Radeon R9 390 X2
NVIDIA CMP 170HX 8 GB
CMP 170HX 8 GB

Comparisons with similar GPUs

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Community ratings

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