Tesla K20c vs Quadro P6000

Place in the ranking	105	483
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.86	0.35
Power efficiency	10.99	2.74
Architecture	Pascal (2016−2021)	Kepler (2012−2018)
GPU code name	GP102	GK110
Market segment	Workstation	Workstation
Release date	1 October 2016 (8 years ago)	12 November 2012 (11 years ago)
Launch price (MSRP)	$5,999	$3,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Quadro P6000 has 1003% better value for money than Tesla K20c.

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	2496
Core clock speed	1506 MHz	706 MHz
Boost clock speed	1645 MHz	no data
Number of transistors	11,800 million	7,080 million
Manufacturing process technology	16 nm	28 nm
Power consumption (TDP)	250 Watt	225 Watt
Texture fill rate	394.8	146.8
Floating-point processing power	12.63 TFLOPS	3.524 TFLOPS
ROPs	96	40
TMUs	240	208

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 2.0 x16
Length	267 mm	267 mm
Width	2" (5.1 cm)	2-slot
Supplementary power connectors	1 x 8-pin	1x 6-pin + 1x 8-pin
SLI options	+	-

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	384 Bit	GDDR5
Maximum RAM amount	24 GB	5 GB
Memory bus width	384 Bit	320 Bit
Memory clock speed	1127 MHz	1300 MHz
Memory bandwidth	Up to 432 GB/s	208.0 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	1x DVI, 4x DisplayPort	No outputs
Number of simultaneous displays	4	no data
Multi-display synchronization	Quadro Sync II	no data

Supported technologies

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

ECC (Error Correcting Code)	+	no data
3D Vision Pro	+	no data
Mosaic	+	no data
High-Performance Video I/O6	+	no data
nView Desktop Management	+	no data

API compatibility

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

DirectX	12	12 (11_0)
Shader Model	6.4	5.1
OpenGL	4.5	4.6
OpenCL	1.2	1.2
Vulkan	1.2.131	1.1.126
CUDA	6.1	3.5

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	39.67	8.90
Recency	1 October 2016	12 November 2012
Maximum RAM amount	24 GB	5 GB
Chip lithography	16 nm	28 nm
Power consumption (TDP)	250 Watt	225 Watt

Quadro P6000 has a 345.7% higher aggregate performance score, an age advantage of 3 years, a 380% higher maximum VRAM amount, and a 75% more advanced lithography process.

Tesla K20c, on the other hand, has 11.1% lower power consumption.

The Quadro P6000 is our recommended choice as it beats the Tesla K20c in performance tests.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.