GeForce RTX 4080 vs ATI Radeon HD 2900 XTX

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Primary details

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

Place in the rankingnot rated3
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data29.00
Power efficiencyno data19.24
ArchitectureTeraScale (2005−2013)Ada Lovelace (2022−2024)
GPU code nameR600AD103
Market segmentDesktopDesktop
Release dateno data20 September 2022 (2 years ago)
Launch price (MSRP)no data$1,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores3209728
Core clock speed743 MHz2205 MHz
Boost clock speedno data2505 MHz
Number of transistors720 million45,900 million
Manufacturing process technology80 nm5 nm
Power consumption (TDP)240 Watt320 Watt
Texture fill rate11.89761.5
Floating-point processing powerno data48.74 TFLOPS
ROPs16112
TMUs16304
Tensor Coresno data304
Ray Tracing Coresno data76

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
Length315 mm310 mm
Width2-slot3-slot
Supplementary power connectors2x 6-pin1x 16-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 typeGDDR3GDDR6X
Maximum RAM amount512 MB16 GB
Memory bus width512 Bit256 Bit
Memory clock speed1656 MBps1400 MHz
Memory bandwidth106.0 GB/s716.8 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 Connectors2x DVI, 1x S-Video1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX10.0 (10_0)12 Ultimate (12_2)
Shader Model4.06.7
OpenGL3.3 (full) 4.0 (partial)4.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Maximum RAM amount 512 MB 16 GB
Chip lithography 80 nm 5 nm
Power consumption (TDP) 240 Watt 320 Watt

ATI HD 2900 XTX has 33.3% lower power consumption.

RTX 4080, on the other hand, has a 3100% higher maximum VRAM amount, and a 1500% more advanced lithography process.

We couldn't decide between Radeon HD 2900 XTX and GeForce RTX 4080. 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 XTX
Radeon HD 2900 XTX
NVIDIA GeForce RTX 4080
GeForce RTX 4080

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Community ratings

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Questions & comments

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