Radeon HD 5670 640SP Edition

Reference GPU

TeraScale 2 Radeon HD 5000 Series Gaming Desktop GDDR5 2010

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At a Glance

Entry Type: Reference GPU
Architecture: TeraScale 2
Series: Radeon HD 5000 Series
GPU Die: Juniper
Launch Date: 2010-07-18
Stream Processors: 640
TMUs: 32
ROPs: 8
Memory: 512 MB GDDR5
Bus Width: 128-bit
TDP/TBP: 64 W
Rec. PSU: 250 W
Interface: PCIe 2.0 x16
Data Confidence: Partial

GPU Specs

What do these fields mean?Partial

Identity
Entry Type	Reference GPU
Official Name	ATI Radeon HD 5670 640SP Edition
Architecture	TeraScale 2
Launch Date	2010-07-18
Core Specs
GPU Die	Juniper
Chip Variant / Package	FCBGA-962
Process Node	TSMC 40 nm
Transistor Count	1.04 billion
Die Size	166 mm²
Stream Processors	640
TMUs	32
ROPs	8
Base Clock	750 MHz
Boost Clock	750 MHz
Pixel Fillrate	6 GP/s
Texture Fillrate	24 GT/s
FP32 Throughput	0.96 TFLOPS
Memory
Memory Size	512 MB
Memory Type	GDDR5
Memory Bus Width	128-bit
Memory Clock	1,000 MHz
Memory Bandwidth	64 GB/s
L2 Cache	0.25 MB
L1 Cache	8 KB
Board and Display
TDP / TBP	64 W
Recommended PSU	250 W
Interface	PCIe 2.0 x16
Display Outputs	1x DVI, 1x HDMI 1.3a, 1x DisplayPort 1.1
Slot Width	Single-slot
Card Length	168 mm
Software
Shader Model	5.0
DirectX Support	DirectX 11.0
OpenGL Support	OpenGL 4.4
OpenCL Support	OpenCL 1.2

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Why It Mattered

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Known Issues

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SourcesPartial

Sources reviewed: 2026-06-23

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Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Verified: core specifications and historical notes have been reviewed against listed sources.
Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
Imported: spec-only imported entry pending editorial source review.
Needs source review: narrative notes are incomplete until reviewed.

Independent reference sources

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