GeForce 6800 GT vs ATI Radeon HD 3450 AGP

Primary details

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

Place in the rankingnot rated1271
Place by popularitynot in top-100not in top-100
Power efficiencyno data0.39
ArchitectureTeraScale (2005−2013)Curie (2003−2013)
GPU code nameRV620NV45
Market segmentDesktopDesktop
Release date23 January 2008 (16 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 cores40no data
Core clock speed600 MHz350 MHz
Number of transistors181 million222 million
Manufacturing process technology55 nm130 nm
Power consumption (TDP)25 Watt67 Watt
Texture fill rate2.4005.600
Floating-point processing power0.048 TFLOPSno data
ROPs416
TMUs416

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).

InterfaceAGP 8xPCIe 1.0 x16
Width1-slot1-slot
Supplementary power connectors1x Molex1x 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 typeDDR2GDDR3
Maximum RAM amount512 MB256 MB
Memory bus width64 Bit256 Bit
Memory clock speed500 MHz500 MHz
Memory bandwidth8 GB/s32 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 Connectors2x DVI2x 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
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 23 January 2008 8 June 2004
Maximum RAM amount 512 MB 256 MB
Chip lithography 55 nm 130 nm
Power consumption (TDP) 25 Watt 67 Watt

ATI HD 3450 AGP has an age advantage of 3 years, a 100% higher maximum VRAM amount, a 136.4% more advanced lithography process, and 168% lower power consumption.

We couldn't decide between Radeon HD 3450 AGP and GeForce 6800 GT. We've got no test results to judge.


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 Radeon HD 3450 AGP
Radeon HD 3450 AGP
NVIDIA GeForce 6800 GT
GeForce 6800 GT

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Community ratings

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3.9 19 votes

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2.6 106 votes

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