GPUSPECINDEX

AMD · 2011

Radeon HD 4580

Radeon HD 4580: 512 MB GDDR3, 65 W, 120 Stream processors. Launched November 20, 2011.

Memory
512 MB
Power
65 W
Bus width
128 bit
Memory512 MB130 of 183 in Radeon HD
Power65 W79 of 157 by higher draw in Radeon HD
Stream processors120150 of 179 in Radeon HD

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Memory

Capacity
512 MB
Memory type
GDDR3
Bus width
128 bit
Memory clock
693 MHz
Bandwidth
22.2 GB/s

Compute

Stream processors
120
TMUs
8
ROPs
4
FP32
191 GFLOPS
Pixel fill rate
3.18 GP/s
Texture fill rate
6.37 GT/s

Clocks

Base clock
796 MHz

Board

TDP
65 W
Bus interface
PCIe 2.0 ×16
Form factor
desktop

Physical

Codename
RV635 PRO
Process
55 nm
Transistors
378 million
Die size
135 mm²
Series
Radeon HD
Launch date
November 20, 2011

Not recorded by the source: generation, architecture, sm count and boost clock, or 3 further fields.

Silicon, made visible

Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.

135 mm² die · 120 shadersDie area drawn to scale against the catalog maximum of 1,540 square millimeters. Each dot = 1 shader.135 mm² die · 120 shadersEach dot = 1 shaderDashed frame = largest catalog die (1,540 mm²)

Within its series, the Radeon HD 4580 ranks 95th of 121 for FP32 throughput and 130th of 183 for memory capacity. Its 65 W TDP is within the 75 W PCIe slot-power ceiling.

Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16