ATI Radeon X850 XT Platinum vs Tesla P40

Primary details

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

Place in the ranking	172	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.57	no data
Power efficiency	8.75	no data
Architecture	Pascal (2016−2021)	R400 (2004−2008)
GPU code name	GP102	R480
Market segment	Workstation	Desktop
Release date	13 September 2016 (8 years ago)	21 December 2004 (19 years ago)
Launch price (MSRP)	$5,699	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	3840	no data
Core clock speed	1303 MHz	540 MHz
Boost clock speed	1531 MHz	no data
Number of transistors	11,800 million	160 million
Manufacturing process technology	16 nm	130 nm
Power consumption (TDP)	250 Watt	67 Watt
Texture fill rate	367.4	8.640
Floating-point processing power	11.76 TFLOPS	no data
ROPs	96	16
TMUs	240	16

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).

Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	267 mm	no data
Width	2-slot	2-slot
Supplementary power connectors	8-pin EPS	1x 6-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 type	GDDR5	GDDR3
Maximum RAM amount	24 GB	256 MB
Memory bus width	384 Bit	256 Bit
Memory clock speed	1808 MHz	590 MHz
Memory bandwidth	347.1 GB/s	37.76 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 Connectors

No outputs

1x DVI, 1x VGA, 1x S-Video

API compatibility

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

DirectX	12 (12_1)	9.0b (9_2)
Shader Model	6.7	no data
OpenGL	4.6	2.0
OpenCL	3.0	N/A
Vulkan	1.3	N/A
CUDA	6.1	-

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

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Pros & cons summary

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Recency	13 September 2016	21 December 2004
Maximum RAM amount	24 GB	256 MB
Chip lithography	16 nm	130 nm
Power consumption (TDP)	250 Watt	67 Watt

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