Radeon Graphics 448SP vs ATI HD 2900 GT

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Primary details

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

Place in the ranking1155not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.35no data
ArchitectureTeraScale (2005−2013)GCN 5.1 (2018−2022)
GPU code nameR600Renoir
Market segmentDesktopDesktop
Release date6 November 2007 (17 years ago)6 January 2020 (4 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 cores240448
Core clock speed601 MHz400 MHz
Boost clock speedno data1900 MHz
Number of transistors720 million9,800 million
Manufacturing process technology80 nm7 nm
Power consumption (TDP)150 Watt15 Watt
Texture fill rate7.21253.20
Floating-point processing power0.2885 TFLOPS1.702 TFLOPS
ROPs128
TMUs1228

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).

InterfacePCIe 1.0 x16IGP
Width2-slotIGP
Supplementary power connectors1x 8-pinNone

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 typeGDDR3System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed800 MHzSystem Shared
Memory bandwidth51.2 GB/sno 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 Connectors2x DVI, 1x S-VideoMotherboard Dependent

API compatibility

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

DirectX10.0 (10_0)12 (12_1)
Shader Model4.06.7 (6.4)
OpenGL3.34.6
OpenCLN/A2.1
VulkanN/A1.3

Pros & cons summary


Recency 6 November 2007 6 January 2020
Chip lithography 80 nm 7 nm
Power consumption (TDP) 150 Watt 15 Watt

Graphics 448SP has an age advantage of 12 years, a 1042.9% more advanced lithography process, and 900% lower power consumption.

We couldn't decide between Radeon HD 2900 GT and Radeon Graphics 448SP. 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 2900 GT
Radeon HD 2900 GT
AMD Radeon Graphics 448SP
Radeon Graphics 448SP

Comparisons with similar GPUs

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Community ratings

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2.1 8 votes

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3.2 66 votes

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Questions & comments

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