GeForce RTX 5090 vs Radeon R9 M395X

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Primary details

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

Place in the ranking382not rated
Place by popularitynot in top-100not in top-100
Power efficiency12.37no data
ArchitectureGCN 3.0 (2014−2019)Blackwell 2.0 (2025)
GPU code nameAmethystGB202
Market segmentLaptopDesktop
Release date5 May 2015 (9 years ago)2025

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 cores204821760
Core clock speed723 MHz2235 MHz
Boost clock speedno data2520 MHz
Number of transistors5,000 millionno data
Manufacturing process technology28 nm0 nm
Power consumption (TDP)250 Watt500 Watt
Texture fill rate92.541,714
Floating-point processing power2.961 TFLOPS109.7 TFLOPS
ROPs32192
TMUs128680
Tensor Coresno data680
Ray Tracing Coresno data170

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 sizelargeno data
Bus supportPCIe 3.0no data
InterfacePCIe 3.0 x16PCIe 5.0 x16
Lengthno data304 mm
Widthno data3-slot
Supplementary power connectorsNone1x 16-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 typeGDDR5GDDR7
Maximum RAM amount4 GB32 GB
Memory bus width256 Bit512 Bit
Memory clock speed1250 MHz1875 MHz
Memory bandwidth160.0 GB/s1.52 TB/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 outputs1x HDMI 2.1, 3x DisplayPort 1.4a
Eyefinity+-
HDMI-+

Supported technologies

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

FreeSync+-
HD3D+-
PowerTune+-
DualGraphics+-
TrueAudio+-
ZeroCore+-
Switchable graphics+-

API compatibility

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

DirectXDirectX® 1212 Ultimate (12_2)
Shader Model6.36.8
OpenGL4.44.6
OpenCLNot Listed3.0
Vulkan-1.3
Mantle+-
CUDA-10.1

Pros & cons summary


Maximum RAM amount 4 GB 32 GB
Power consumption (TDP) 250 Watt 500 Watt

R9 M395X has 100% lower power consumption.

RTX 5090, on the other hand, has a 700% higher maximum VRAM amount.

We couldn't decide between Radeon R9 M395X and GeForce RTX 5090. We've got no test results to judge.

Be aware that Radeon R9 M395X is a notebook card while GeForce RTX 5090 is a desktop one.


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

Vote for your favorite

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AMD Radeon R9 M395X
Radeon R9 M395X
NVIDIA GeForce RTX 5090
GeForce RTX 5090

Comparisons with similar GPUs

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Community ratings

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4.3 15 votes

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3.7 325 votes

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Questions & comments

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