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Radeon HD 4890

TeraScale Radeon HD 4000 Series Gaming Desktop GDDR5 2009

Key Metrics

Launch Date: 2009-04-02
Stream Processors: 800
Memory: 1 GB GDDR5
Memory Bandwidth: 124.8 GB/s
TDP/TBP: 190 W
Interface: PCIe 2.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	ATI Radeon HD 4890
Architecture	TeraScale
Launch Date	2009-04-02
Core Specs
GPU Die	RV790
Process Node	TSMC 55 nm
Transistor Count	0.96 billion
Die Size	282 mm²
Stream Processors	800
TMUs	40
ROPs	16
Base Clock	850 MHz
Boost Clock	850 MHz
Pixel Fillrate	13.6 GP/s
Texture Fillrate	34 GT/s
FP32 Throughput	1.36 TFLOPS
FP64 Throughput	0.27 TFLOPS
Memory
Memory Size	1 GB
Memory Type	GDDR5
Memory Bus Width	256-bit
Memory Clock	975 MHz
Memory Bandwidth	124.8 GB/s
L2 Cache	0.25 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	190 W
Recommended PSU	450 W
Interface	PCIe 2.0 x16
Display Outputs	2x DVI, 1x S-Video
Slot Width	Dual-slot
Card Length	241 mm
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3
OpenCL Support	OpenCL 1.1

GPU Gallery

AMD product image of an ATI Radeon HD 4890 graphics card — Front: AMD ATI Radeon HD 4890 product card. The product image does not prove the Wiki 1 GB GDDR5 capacity or PCIe 2.0 signaling mode. The exact photographed example is identified on its source page.View original file page

Reviews2 reviews

ArticleAnandTech

ATI Radeon HD 4890 Review

Review coverage of the Radeon HD 4890.

ArticleExact modelPC Perspective · 2009-04-02

AMD Radeon HD 4890 RV790 and GeForce GTX 275 Review

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source

Photo sources

Wikimedia Commons
Photo: AMD ATI Radeon HD 4890 product card (Front)Creator: Advanced Micro Devices, Inc. (AMD)Credit: Advanced Micro Devices, Inc. (AMD) / Wikimedia CommonsTitle: ATI Radeon HD 4890 Graphics CardLicense: AMD attribution permissionSource claim: AMD attribution permission allows publication and website reuse when the product image is accurately labeled.Modified: Original dimensions retained and JPEG recompressed; no crop. AMD requires accurate labeling and credit.Board identity: The exact photographed example is identified on its source page.Configuration: The product image does not prove the Wiki 1 GB GDDR5 capacity or PCIe 2.0 signaling mode.License deed Original file page