Graphics Media Accelerator (GMA) HD Graphics vs ATI Radeon HD 4850

Primary details

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

Place in the ranking	811	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.26	no data
Power efficiency	1.66	no data
Architecture	TeraScale (2005−2013)	Gen. 5 Arrandale (2010)
GPU code name	RV770	GMA HD
Market segment	Desktop	Laptop
Release date	25 June 2008 (16 years ago)	10 January 2010 (14 years ago)
Launch price (MSRP)	$199	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	800	12
Core clock speed	625 MHz	500 MHz
Number of transistors	956 million	no data
Manufacturing process technology	55 nm	45 nm
Power consumption (TDP)	110 Watt	35 Watt
Texture fill rate	25.00	no data
Floating-point processing power	1 TFLOPS	no data
ROPs	16	no data
TMUs	40	no data

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	no data
Length	246 mm	no data
Width	1-slot	no data
Supplementary power connectors	1x 6-pin	no data

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	no data
Maximum RAM amount	512 MB	no data
Memory bus width	256 Bit	no data
Memory clock speed	993 MHz	no data
Memory bandwidth	63.55 GB/s	no data
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

2x DVI, 1x S-Video

no data

API compatibility

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

DirectX	10.1 (10_1)	10
Shader Model	4.1	no data
OpenGL	3.3	no data
OpenCL	1.1	no data
Vulkan	N/A	-

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

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Pros & cons summary

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Recency	25 June 2008	10 January 2010
Chip lithography	55 nm	45 nm
Power consumption (TDP)	110 Watt	35 Watt

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