Feex·GPU
AMD · Radeon HD

AMD Radeon HD 8670M

The AMD Radeon HD 8670M is a graphics card released on January 1, 2013, built on the GCN architecture using a 28 nm process. It has 384 shading units, 2 GB of DDR3 memory and a boost clock of 775 MHz. It scores 520 in the PassMark G3D benchmark. It supports DirectX 11 and OpenGL 4.4.

GCNMars XT28 nm
7/10 key specs recorded · 37 facts

Depth: 32 recorded fields

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark, AMD.com Specifications and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 7 of 10 tracked specifications recorded.

Shading units
384cores
6 compute units
Memory
2 GB
DDR3
Boost clock
775 MHz
775 MHz base
Board power
n/a

Performance

The AMD Radeon HD 8670M scores 520 in the PassMark G3D benchmark, higher than 37.4% of the 2,658 GPUs benchmarked (PassMark rank #1,862), measured across 20 submitted results. Its PassMark G2D score is 488.

PassMark G3D Mark
520
Rank #1,862
Faster than 37.4% of 2,658 GPUs
20 samples
0relative to the fastest GPU on record (41,928)

Theoretical throughput

Texture fill rate 18.6 GTexel/s calculatedcalculated from TMUs x boost clock (MHz) / 1000 = 24 x 775 / 1000

Texture fill rate (18.6 GTexel/s) is calculated by Feex from stored specifications, not stated by AMD.

As stated by PassMark

Category Mobile
Bus interface PCIe 3.0 x8
Max memory 1 GB
Core clock 775 MHz
Memory clock 900 MHz
DirectX 11.1
OpenGL 4.4
First benchmarked 2014-12-31
Samples 20

PassMark listing (collected 2026-10-01)

PassMark's own listing for the AMD Radeon HD 8670M states the PCIe 3.0 x8 interface, up to 1 GB of memory, a core clock of 775 MHz, DirectX 11.1 and OpenGL 4.4, first benchmarked on 2014-12-31. These are PassMark's figures, shown separately from the specification tables above.

Graphics processor

Architecture GCN
Codename Mars XT
Chip Not recorded
Process node 28 nm
Transistors Not recorded
Die size Not recorded

The AMD Radeon HD 8670M is based on the GCN architecture, uses the Mars XT graphics processor and is manufactured on a 28 nm process.

Shader configuration

Shading units 384
Compute units 6
Streaming multiprocessors Not recorded
Execution units Not recorded
Texture units (TMUs) 24
Render output units (ROPs) 8
Ray tracing cores Not recorded
Tensor / AI cores Not recorded
XMX engines Not recorded
Infinity cache Not recorded

The AMD Radeon HD 8670M has 384 shading units, 6 compute units, 24 texture mapping units and 8 render output units.

The AMD Radeon HD 8670M does not use XMX engines; those are specific to Intel Arc graphics. Feex has no recorded ray tracing core count for the AMD Radeon HD 8670M.

Clock speeds

Base clock 775 MHz
Boost clock 775 MHz
Game clock Not recorded
Memory clock Not recorded
Effective memory clock Not recorded

The AMD Radeon HD 8670M runs at a base clock of 775 MHz and boosts to 775 MHz.

Memory

Size 2 GB
Type DDR3
Bus width Not recorded
Bandwidth Not recorded

The AMD Radeon HD 8670M is equipped with 2 GB of DDR3 memory.

Board and power

The AMD Radeon HD 8670M it connects over PCIe 3.0 x8.

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 x8

Market

Launched January 1, 2013
Launch price Not recorded
Status Not recorded
Form factor Not recorded
Segment Desktop
Series Radeon HD

The AMD Radeon HD 8670M was released on January 1, 2013.

Benchmarks

PassMark G3D 520
PassMark G2D 488
Rank #1,862
Samples 20

Graphics and compute APIs

The AMD Radeon HD 8670M supports DirectX 11 and OpenGL 4.4.

DirectX 11
OpenGL 4.4

CUDA is an NVIDIA technology and does not apply to the AMD Radeon HD 8670M. Feex has no recorded Vulkan version for the AMD Radeon HD 8670M. Feex has no recorded OpenCL version for the AMD Radeon HD 8670M.

Naming and aliases

The AMD Radeon HD 8670M is also known by other names: PassMark also lists it as AMD Radeon (TM) HD 8670M and Radeon (TM) HD 8670M.

Other names (PassMark) AMD Radeon (TM) HD 8670M; Radeon (TM) HD 8670M

Frequently asked questions

How much VRAM does the AMD Radeon HD 8670M have?

The AMD Radeon HD 8670M has 2 GB of DDR3 memory.

How fast is the AMD Radeon HD 8670M?

The AMD Radeon HD 8670M scores 520 in the PassMark G3D benchmark, higher than 37.4% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,862.

What bus interface does the AMD Radeon HD 8670M use?

The AMD Radeon HD 8670M connects over PCIe 3.0 x8.

When was the AMD Radeon HD 8670M released?

The AMD Radeon HD 8670M was released on January 1, 2013.

Corrections to this record

After an audit, 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.

1 filled value

The audit log is public: all changes for this GPU, the corrections overview and the method.

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