GeForce 6800 GT vs ATI Mobility Radeon HD 4850

Primary details

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

Place in the ranking941not rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale (2005−2013)Curie (2003−2013)
GPU code nameM98NV45
Market segmentLaptopDesktop
Release date9 January 2009 (15 years ago)8 June 2004 (20 years ago)

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 cores800no data
Core clock speed500 MHz350 MHz
Number of transistors956 million222 million
Manufacturing process technology55 nm130 nm
Power consumption (TDP)no data67 Watt
Texture fill rate20.005.600
Floating-point processing power0.8 TFLOPSno data
ROPs1616
TMUs4016

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).

Laptop sizelargeno data
InterfacePCIe 2.0 x16PCIe 1.0 x16
Widthno data1-slot
Supplementary power connectorsno data1x 6-pin

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 typeGDDR3GDDR3
Maximum RAM amount1 GB256 MB
Memory bus width256 Bit256 Bit
Memory clock speed850 MHz500 MHz
Memory bandwidth54.4 GB/s32 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 ConnectorsNo outputs2x DVI, 1x S-Video

API compatibility

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

DirectX10.1 (10_1)9.0c (9_3)
Shader Model4.13.0
OpenGL3.32.1
OpenCL1.1N/A
VulkanN/AN/A

Pros & cons summary


Recency 9 January 2009 8 June 2004
Maximum RAM amount 1 GB 256 MB
Chip lithography 55 nm 130 nm

ATI Mobility HD 4850 has an age advantage of 4 years, a 300% higher maximum VRAM amount, and a 136.4% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 4850 and GeForce 6800 GT. We've got no test results to judge.

Be aware that Mobility Radeon HD 4850 is a notebook card while GeForce 6800 GT is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Mobility Radeon HD 4850
Mobility Radeon HD 4850
NVIDIA GeForce 6800 GT
GeForce 6800 GT

Comparisons with similar GPUs

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Community ratings

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2.8 4 votes

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2.6 106 votes

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Questions & comments

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