XGI Volari V8 Ultra vs Radeon Pro 455

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Primary details

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

Place in the ranking513not rated
Place by popularitynot in top-100not in top-100
Power efficiency16.07no data
ArchitectureGCN 4.0 (2016−2020)XG4 (2003−2005)
GPU code nameBaffinXG40
Market segmentMobile workstationDesktop
Release date30 October 2016 (8 years ago)15 September 2003 (21 year 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 cores768no data
Core clock speed855 MHz350 MHz
Number of transistors3,000 million110 million
Manufacturing process technology14 nm130 nm
Power consumption (TDP)35 Wattno data
Texture fill rate41.042.800
Floating-point processing power1.313 TFLOPSno data
ROPs164
TMUs488

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).

Laptop sizelargeno data
InterfacePCIe 3.0 x8AGP 8x
Widthno data1-slot
Supplementary power connectorsNoneno data

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 typeGDDR5DDR2
Maximum RAM amount2 GB256 MB
Memory bus width128 Bit128 Bit
Memory clock speed1270 MHz500 MHz
Memory bandwidth81.28 GB/s16 GB/s
Shared memory-no data

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, 1x S-Video

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync+-

API compatibility

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

DirectX12 (12_0)9.0
Shader Model6.4no data
OpenGL4.61.5
OpenCL2.0N/A
Vulkan1.2.131N/A

Pros & cons summary


Recency 30 October 2016 15 September 2003
Maximum RAM amount 2 GB 256 MB
Chip lithography 14 nm 130 nm

Pro 455 has an age advantage of 13 years, a 700% higher maximum VRAM amount, and a 828.6% more advanced lithography process.

We couldn't decide between Radeon Pro 455 and XGI Volari V8 Ultra. We've got no test results to judge.

Be aware that Radeon Pro 455 is a mobile workstation card while XGI Volari V8 Ultra is a desktop 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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AMD Radeon Pro 455
Radeon Pro 455
XGI Volari V8 Ultra
Volari V8 Ultra

Comparisons with similar GPUs

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Community ratings

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4.1 17 votes

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4 1 vote

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Questions & comments

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