A100 SXM4 vs ATI Radeon HD 2900 PRO

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Primary details

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

Place in the ranking956not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.56no data
ArchitectureTeraScale (2005−2013)Ampere (2020−2024)
GPU code nameR600GA100
Market segmentDesktopWorkstation
Release date12 December 2007 (17 years ago)14 May 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 cores3206912
Core clock speed600 MHz1410 MHz
Number of transistors720 million54,200 million
Manufacturing process technology80 nm7 nm
Power consumption (TDP)200 Watt400 Watt
Texture fill rate9.600609.1
Floating-point processing power0.384 TFLOPS19.49 TFLOPS
ROPs16160
TMUs16432
Tensor Coresno data432

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 x16PCIe 4.0 x16
Length241 mmno data
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 typeGDDR3HBM2E
Maximum RAM amount512 MB40 GB
Memory bus width256 Bit5120 Bit
Memory clock speed800 MHz1215 MHz
Memory bandwidth51.2 GB/s1,555 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 DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX10.0 (10_0)12 Ultimate (12_2)
Shader Model4.06.5
OpenGL3.34.6
OpenCLN/A2.0
VulkanN/A1.2.140
CUDA-8.0

Pros & cons summary


Recency 12 December 2007 14 May 2020
Maximum RAM amount 512 MB 40 GB
Chip lithography 80 nm 7 nm
Power consumption (TDP) 200 Watt 400 Watt

ATI HD 2900 PRO has 100% lower power consumption.

A100 SXM4, on the other hand, has an age advantage of 12 years, a 7900% higher maximum VRAM amount, and a 1042.9% more advanced lithography process.

We couldn't decide between Radeon HD 2900 PRO and A100 SXM4. We've got no test results to judge.

Be aware that Radeon HD 2900 PRO is a desktop card while A100 SXM4 is a workstation 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 Radeon HD 2900 PRO
Radeon HD 2900 PRO
NVIDIA A100 SXM4
A100 SXM4

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.2 16 votes

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4.4 178 votes

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Questions & comments

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