AMD · Radeon

AMD Radeon R9 255

The AMD Radeon R9 255 is a graphics card. It has 2 GB of video memory. It scores 1,391 in the PassMark G3D benchmark. It supports DirectX 12.0 and OpenGL 4.4.

2/10 key specs recorded · 11 facts

Depth: 23 recorded fields, 5 PassMark workloads

Specification data last verified July 25, 2026 against PassMark Videocard Benchmark. Coverage: 2 of 10 tracked specifications recorded.

PassMark Videocard Benchmark PassMark Videocard Benchmark

Shading units

n/a

Memory

2 GB

Boost clock

n/a

Board power

n/a

Performance

The AMD Radeon R9 255 scores 1,391 in the PassMark G3D benchmark, higher than 60.2% of the 2,658 GPUs benchmarked (PassMark rank #1,222), measured across 109 submitted results. Its PassMark G2D score is 374.

PassMark G3D Mark

1,391

Rank #1,222
Faster than 60.2% of 2,658 GPUs
109 samples

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

PassMark workload tests

DirectX 9 26 fps

reference: fastest recorded 526 fps · faster than 42.6% of 1,675 GPUs

DirectX 10 4 fps

reference: fastest recorded 231 fps · faster than 32.1% of 1,602 GPUs

DirectX 11 10 fps

reference: fastest recorded 362 fps · faster than 31.2% of 1,430 GPUs

DirectX 12 8 fps

reference: fastest recorded 213 fps · faster than 29.2% of 1,274 GPUs

GPU Compute 670 ops/s

reference: fastest recorded 26,591 ops/s · faster than 35.2% 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 R9 255 averages DirectX 9 26 fps, DirectX 10 4 fps, DirectX 11 10 fps, DirectX 12 8 fps and GPU Compute 670 ops/s, across 109 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

As stated by PassMark

Category Desktop

Bus interface PCIe 3.0 x16

Max memory 2 GB

Core clock 900 MHz

DirectX 12.0

OpenGL 4.4

First benchmarked 2014-06-14

Samples 109

PassMark listing (collected 2026-10-01)

PassMark's own listing for the AMD Radeon R9 255 states the PCIe 3.0 x16 interface, up to 2 GB of memory, a core clock of 900 MHz, DirectX 12.0 and OpenGL 4.4, first benchmarked on 2014-06-14. These are PassMark's figures, shown separately from the specification tables above.

Memory

Size 2 GB

Type Not recorded

Bus width Not recorded

Bandwidth Not recorded

The AMD Radeon R9 255 is equipped with 2 GB of memory.

Board and power

The AMD Radeon R9 255 it connects over PCIe 3.0 x16.

Board power (TDP) Not recorded

Total board power Not recorded

Suggested PSU Not recorded

Power connectors Not recorded

Slot width Not recorded

Length Not recorded

Width Not recorded

Height Not recorded

Cooler Not recorded

Max temperature Not recorded

Bus interface PCIe 3.0 x16

Market

Launched Not recorded

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Desktop

Series Radeon

Benchmarks

PassMark G3D 1,391

PassMark G2D 374

Rank #1,222

Samples 109

Graphics and compute APIs

The AMD Radeon R9 255 supports DirectX 12.0 and OpenGL 4.4.

DirectX 12.0 (stated by PassMark)

OpenGL 4.4 (stated by PassMark)

CUDA is an NVIDIA technology and does not apply to the AMD Radeon R9 255. Feex has no recorded Vulkan version for the AMD Radeon R9 255. Feex has no recorded OpenCL version for the AMD Radeon R9 255.

Naming and aliases

The AMD Radeon R9 255 is also known by other names: PassMark also lists it as AMD Radeon (TM) R9 255.

Other names (PassMark) AMD Radeon (TM) R9 255

Frequently asked questions

How much VRAM does the AMD Radeon R9 255 have?

The AMD Radeon R9 255 has 2 GB of video memory.

How fast is the AMD Radeon R9 255?

The AMD Radeon R9 255 scores 1,391 in the PassMark G3D benchmark, higher than 60.2% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,222. In the PassMark DirectX 12 test it averages 8 fps.