ATI FireGL 8800 vs Tesla K20X

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureKepler (2012−2018)Rage 7 (2001−2006)
GPU code nameGK110R200
Market segmentWorkstationWorkstation
Release date12 November 2012 (11 years ago)14 August 2001 (23 years ago)
Launch price (MSRP)$7,699 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 cores2688no data
Core clock speed732 MHz300 MHz
Number of transistors7,080 million60 million
Manufacturing process technology28 nm150 nm
Power consumption (TDP)235 Wattno data
Texture fill rate164.02.400
Floating-point processing power3.935 TFLOPSno data
ROPs484
TMUs2248

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 3.0 x16AGP 4x
Length267 mmno data
Width2-slot1-slot
Supplementary power connectors1x 6-pin + 1x 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 typeGDDR5DDR
Maximum RAM amount6 GB128 MB
Memory bus width384 Bit128 Bit
Memory clock speed1300 MHz290 MHz
Memory bandwidth249.6 GB/s9.28 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 ConnectorsNo outputs1x DVI, 1x VGA

API compatibility

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

DirectX12 (11_0)8.1
Shader Model5.1no data
OpenGL4.61.4
OpenCL1.2N/A
Vulkan1.1.126N/A
CUDA3.5-

Pros & cons summary


Recency 12 November 2012 14 August 2001
Maximum RAM amount 6 GB 128 MB
Chip lithography 28 nm 150 nm

Tesla K20X has an age advantage of 11 years, a 4700% higher maximum VRAM amount, and a 435.7% more advanced lithography process.

We couldn't decide between Tesla K20X and FireGL 8800. 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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NVIDIA Tesla K20X
Tesla K20X
ATI FireGL 8800
FireGL 8800

Comparisons with similar GPUs

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Community ratings

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