Radeon Instinct MI300 vs ATI HD 2600 XT

Primary details

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

Place in the ranking1156not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.01no data
Power efficiency1.13no data
ArchitectureTeraScale (2005−2013)CDNA 3.0 (2023−2024)
GPU code nameRV630Aqua Vanjaram
Market segmentDesktopWorkstation
Release date28 June 2007 (17 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$199 no data

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 cores12014080
Core clock speed800 MHz1000 MHz
Boost clock speedno data1700 MHz
Number of transistors390 million153,000 million
Manufacturing process technology65 nm5 nm
Power consumption (TDP)45 Watt600 Watt
Texture fill rate6.4001,496
Floating-point processing power0.192 TFLOPS47.87 TFLOPS
ROPs4no data
TMUs8880
Tensor Coresno data880

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 5.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectorsNone2x 8-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 typeGDDR3HBM3
Maximum RAM amount256 MB128 GB
Memory bus width128 Bit8192 Bit
Memory clock speed700 MHz1600 MHz
Memory bandwidth22.4 GB/s3,277 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)N/A
Shader Model4.0N/A
OpenGL3.3N/A
OpenCLN/A3.0
VulkanN/AN/A

Pros & cons summary


Recency 28 June 2007 4 January 2023
Maximum RAM amount 256 MB 128 GB
Chip lithography 65 nm 5 nm
Power consumption (TDP) 45 Watt 600 Watt

ATI HD 2600 XT has 1233.3% lower power consumption.

Instinct MI300, on the other hand, has an age advantage of 15 years, a 51100% higher maximum VRAM amount, and a 1200% more advanced lithography process.

We couldn't decide between Radeon HD 2600 XT and Radeon Instinct MI300. We've got no test results to judge.

Be aware that Radeon HD 2600 XT is a desktop card while Radeon Instinct MI300 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 2600 XT
Radeon HD 2600 XT
AMD Radeon Instinct MI300
Radeon Instinct MI300

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Community ratings

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3.4 89 votes

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4.6 25 votes

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Questions & comments

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