ATI Radeon HD 4580 vs GeForce GTX 1080

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	103	not rated
Place by popularity	49	not in top-100
Cost-effectiveness evaluation	19.49	no data
Power efficiency	15.55	no data
Architecture	Pascal (2016−2021)	TeraScale (2005−2013)
GPU code name	GP104	RV635
Market segment	Desktop	Desktop
Release date	27 May 2016 (8 years ago)	20 November 2011 (13 years ago)
Launch price (MSRP)	$599	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	2560	120
Core clock speed	1607 MHz	796 MHz
Boost clock speed	1733 MHz	no data
Number of transistors	7,200 million	378 million
Manufacturing process technology	16 nm	55 nm
Power consumption (TDP)	180 Watt	65 Watt
Maximum GPU temperature	94 °C	no data
Texture fill rate	277.3	6.368
Floating-point processing power	8.873 TFLOPS	0.191 TFLOPS
ROPs	64	4
TMUs	160	8

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	267 mm	190 mm
Height	4.376" (11.1 cm)	no data
Width	2-slot	1-slot
Recommended system power (PSU)	500 Watt	no data
Supplementary power connectors	1x 8-pin	None
SLI options	+	-

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR5X	GDDR3
Maximum RAM amount	8 GB	512 MB
Memory bus width	256 Bit	128 Bit
Memory clock speed	10 GB/s	693 MHz
Memory bandwidth	320 GB/s	22.18 GB/s
Shared memory	-	-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors	DP 1.42, HDMI 2.0b, DL-DVI	2x DVI, 1x S-Video
Multi monitor support	+	no data
HDMI	+	-
G-SYNC support	+	-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

GPU Boost	3.0	no data
VR Ready	+	no data
Ansel	+	-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12 (12_1)	10.1 (10_1)
Shader Model	6.4	4.1
OpenGL	4.5	3.3
OpenCL	1.2	N/A
Vulkan	1.2.131	N/A
CUDA	+	-

Pros & cons summary

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Recency	27 May 2016	20 November 2011
Maximum RAM amount	8 GB	512 MB
Chip lithography	16 nm	55 nm
Power consumption (TDP)	180 Watt	65 Watt

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