ATI Radeon HD 5870 Mac Edition vs GeForce GTX 285

Primary details

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

Place in the ranking	700	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.31	no data
Power efficiency	1.32	no data
Architecture	Tesla 2.0 (2007−2013)	TeraScale 2 (2009−2015)
GPU code name	GT200B	Cypress
Market segment	Desktop	Desktop
Release date	23 December 2008 (16 years ago)	30 June 2010 (14 years ago)
Launch price (MSRP)	$359	$479

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	240	1600
Core clock speed	648 MHz	850 MHz
Number of transistors	1,400 million	2,154 million
Manufacturing process technology	55 nm	40 nm
Power consumption (TDP)	204 Watt	228 Watt
Maximum GPU temperature	105 °C	no data
Texture fill rate	51.84	68.00
Floating-point processing power	0.7085 TFLOPS	2.72 TFLOPS
ROPs	32	32
TMUs	80	80

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).

Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	267 mm	279 mm
Height	4.376" (111 mm) (11.1 cm)	no data
Width	2-slot	2-slot
Supplementary power connectors	2x 6-pin	2x 6-pin
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	GDDR3	GDDR5
Maximum RAM amount	1 GB	1 GB
Memory bus width	512 Bit	256 Bit
Memory clock speed	1242 MHz	1195 MHz
Memory bandwidth	159.0 GB/s	153.0 GB/s

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	HDTVTwo Dual Link DVI	1x DVI, 2x mini-DisplayPort
Multi monitor support	+	no data
HDMI	+	-
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	S/PDIF	no data

Supported technologies

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

High Dynamic-Range Lighting (HDRR)

128bit

no data

API compatibility

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

DirectX	11.1 (10_0)	11.2 (11_0)
Shader Model	4.0	5.0
OpenGL	2.1	4.4
OpenCL	1.1	1.2
Vulkan	N/A	N/A
CUDA	+	-

Pros & cons summary

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Recency	23 December 2008	30 June 2010
Chip lithography	55 nm	40 nm
Power consumption (TDP)	204 Watt	228 Watt

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