ATI Radeon HD 4730 OEM vs GeForce GTX 275

Primary details

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

Place in the ranking	780	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.29	no data
Power efficiency	1.12	no data
Architecture	Tesla 2.0 (2007−2013)	TeraScale (2005−2013)
GPU code name	GT200B	RV670
Market segment	Desktop	Desktop
Release date	15 January 2009 (16 years ago)	26 December 2008 (16 years ago)
Launch price (MSRP)	$249	no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

Performance to price scatter graph

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	320
Core clock speed	633 MHz	669 MHz
Number of transistors	1,400 million	666 million
Manufacturing process technology	55 nm	55 nm
Power consumption (TDP)	219 Watt	110 Watt
Maximum GPU temperature	105 °C	no data
Texture fill rate	50.64	10.70
Floating-point processing power	0.6739 TFLOPS	0.4282 TFLOPS
ROPs	28	16
TMUs	80	16
L2 Cache	224 KB	256 KB

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	PCI-E 2.0	no data
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	267 mm	241 mm
Height	4.376" (111 mm) (11.1 cm)	no data
Width	2-slot	2-slot
Supplementary power connectors	2x 6-pin	no data
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	DDR2
Maximum RAM amount	896 MB	1 GB
Memory bus width	448 Bit	256 Bit
Memory clock speed	1134 MHz	396 MHz
Memory bandwidth	127.0 GB/s	25.34 GB/s

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors	Two Dual Link DVI	2x DVI, 1x S-Video
Multi monitor support	+	no data
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	S/PDIF	no data

API and SDK support

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

DirectX	11.1 (10_0)	10.1 (10_1)
Shader Model	4.0	4.1
OpenGL	3.0	3.3
OpenCL	1.1	N/A
Vulkan	N/A	N/A
CUDA	+	-

Pros & cons summary

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Maximum RAM amount	896 MB	1 GB
Power consumption (TDP)	219 Watt	110 Watt

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