AMD · Radeon

AMD Radeon 540X

The AMD Radeon 540X is a graphics card released on April 3, 2018, built on the GCN architecture. It has 512 shading units, 4 GB of GDDR5 memory on a 64-bit bus, 48.0 GB/s of memory bandwidth and a boost clock of 1.22 GHz. It scores 1,617 in the PassMark G3D benchmark. It supports DirectX 12.

GCN

9/10 key specs recorded · 44 facts

Depth: 27 recorded fields, 10 features, 5 PassMark workloads

Specification data last verified July 27, 2026 against PassMark Videocard Benchmark and AMD.com Specifications. Coverage: 9 of 10 tracked specifications recorded.

PassMark Videocard Benchmark AMD.com Specifications PassMark Videocard Benchmark

Shading units

512cores

8 compute units

Memory

4 GB

GDDR5 · 64-bit

Boost clock

1.22 GHz

Board power

n/a

Performance

The AMD Radeon 540X scores 1,617 in the PassMark G3D benchmark, higher than 62.4% of the 2,658 GPUs benchmarked (PassMark rank #1,131), measured across 109 submitted results. Its PassMark G2D score is 302.

PassMark G3D Mark

1,617

Rank #1,131
Faster than 62.4% of 2,658 GPUs
109 samples

0relative to the fastest GPU on record (41,928)

PassMark workload tests

DirectX 9 28 fps

reference: fastest recorded 526 fps · faster than 44.1% of 1,675 GPUs

DirectX 10 5 fps

reference: fastest recorded 231 fps · faster than 35.9% of 1,602 GPUs

DirectX 11 13 fps

reference: fastest recorded 362 fps · faster than 38.8% of 1,430 GPUs

DirectX 12 9 fps

reference: fastest recorded 213 fps · faster than 32.3% of 1,274 GPUs

GPU Compute 705 ops/s

reference: fastest recorded 26,591 ops/s · faster than 36.6% of 1,447 GPUs

Averages of PassMark PerformanceTest submissions; frames/sec are PassMark test-scene rates, not game FPS. Tests PassMark does not report for this card are omitted. PassMark listing

In the PassMark workload tests the AMD Radeon 540X averages DirectX 9 28 fps, DirectX 10 5 fps, DirectX 11 13 fps, DirectX 12 9 fps and GPU Compute 705 ops/s, across 109 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

FP32 (single precision) 1.25 TFLOPS stated by AMD

Pixel fill rate 9.8 GPixel/s stated by AMD

Texture fill rate 39 GTexel/s stated by AMD

AMD states a peak of FP32 (single precision) 1.25 TFLOPS, Pixel fill rate 9.8 GPixel/s and Texture fill rate 39 GTexel/s for the AMD Radeon 540X.

As stated by PassMark

First benchmarked 2019-10-14

Samples 109

PassMark listing (collected 2026-10-01)

Graphics processor

Architecture GCN

Codename Not recorded

Chip Not recorded

Process node Not recorded

Transistors Not recorded

Die size Not recorded

The AMD Radeon 540X is based on the GCN architecture.

Shader configuration

Shading units 512

Compute units 8

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) Not recorded

Render output units (ROPs) Not recorded

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon 540X has 512 shading units and 8 compute units.

The AMD Radeon 540X does not use XMX engines; those are specific to Intel Arc graphics. Feex has no recorded ray tracing core count for the AMD Radeon 540X.

Clock speeds

Base clock Not recorded

Boost clock 1.22 GHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon 540X boosts to 1.22 GHz.

Memory

Size 4 GB

Type GDDR5

Bus width 64-bit

Bandwidth 48.0 GB/s

The AMD Radeon 540X is equipped with 4 GB of GDDR5 memory, uses a 64-bit memory bus and delivers 48.0 GB/s of memory bandwidth.

Market

Launched April 3, 2018

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series Radeon

The AMD Radeon 540X was released on April 3, 2018.

Benchmarks

PassMark G3D 1,617

PassMark G2D 302

Rank #1,131

Samples 109

Graphics and compute APIs

The AMD Radeon 540X supports DirectX 12.

DirectX 12

CUDA is an NVIDIA technology and does not apply to the AMD Radeon 540X. Feex has no recorded Vulkan version for the AMD Radeon 540X. Feex has no recorded OpenCL version for the AMD Radeon 540X.

Features

The AMD Radeon 540X has 4 supported features recorded outside the media engine. A feature that no source mentions is shown as not listed, never as unsupported.

Display features

Supported: AMD FreeSync

Support for AMD's variable refresh rate technology, which syncs compatible displays to the GPU to reduce tearing and stutter.
Supported: HDMI 4K output

The vendor states the GPU can drive a 4K display over HDMI.

Not listed (6)

No source Feex holds states whether the AMD Radeon 540X supports Stereoscopic 3D, 10-bit color output, VR ready, 8K display output, HDR output and 12-bit color output. That is silence, not a statement that they are unsupported.

The AMD Radeon 540X supports AMD FreeSync and HDMI 4K output under Display features.

Software and drivers

Supported: Radeon Chill

AMD driver feature that lowers frame rate when there is little on-screen action to cut power use and heat.
Supported: Radeon ReLive

AMD's built-in tool for recording and streaming gameplay.

Not listed (6)

No source Feex holds states whether the AMD Radeon 540X supports Enhanced Sync, Image sharpening, Radeon Anti-Lag, Radeon Boost, Radeon Super Resolution and AMD Fluid Motion Frames. That is silence, not a statement that they are unsupported.

The AMD Radeon 540X supports Radeon Chill and Radeon ReLive under Software and drivers.

Media engine

The AMD Radeon 540X provides hardware encode for H.264 (AVC) and HEVC (H.265) and hardware decode for H.264 (AVC) and HEVC (H.265).

Hardware video codec support of the AMD Radeon 540X
Codec	Encode	Decode
H.264 (AVC)4K H.264: encode supported, decode supported	Supported	Supported
HEVC (H.265)	Supported	Supported

supported explicitly not supported not stated by the vendor

Not listed: AV1 and VP9. No source Feex holds states whether the AMD Radeon 540X supports these codecs; that is silence, not a statement that they are unsupported.

Display outputs

The AMD Radeon 540X offers outputs DisplayPort 1.4 HDR, HDMI 4K60 Support and DisplayPort 1.4.

Outputs DisplayPort 1.4 HDR, HDMI 4K60 Support

DisplayPort 1.4

Naming and aliases

The AMD Radeon 540X is also known by other names: PassMark also lists it as Radeon(TM) 540X, AMD Radeon(TM) 540X and RadeonT 540X.

Other names (PassMark) Radeon(TM) 540X; AMD Radeon(TM) 540X; RadeonT 540X

Frequently asked questions

How much VRAM does the AMD Radeon 540X have?

The AMD Radeon 540X has 4 GB of GDDR5 memory on a 64-bit bus. Its memory bandwidth is 48.0 GB/s.

How fast is the AMD Radeon 540X?

The AMD Radeon 540X scores 1,617 in the PassMark G3D benchmark, higher than 62.4% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,131. In the PassMark DirectX 12 test it averages 9 fps.