GeForce GTX 1660 vs Tesla K20c

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Aggregate performance score

We've compared Tesla K20c with GeForce GTX 1660, including specs and performance data.

Tesla K20c
2012
5 GB GDDR5, 225 Watt
8.90

GTX 1660 outperforms Tesla K20c by a whopping 240% based on our aggregate benchmark results.

Primary details

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

Place in the ranking487183
Place by popularitynot in top-10052
Cost-effectiveness evaluation0.3548.66
Power efficiency2.7617.58
ArchitectureKepler (2012−2018)Turing (2018−2022)
GPU code nameGK110TU116
Market segmentWorkstationDesktop
Release date12 November 2012 (12 years ago)14 March 2019 (5 years ago)
Launch price (MSRP)$3,199 $219

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GTX 1660 has 13803% 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 cores24961408
Core clock speed706 MHz1530 MHz
Boost clock speedno data1785 MHz
Number of transistors7,080 million6,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)225 Watt120 Watt
Texture fill rate146.8157.1
Floating-point processing power3.524 TFLOPS5.027 TFLOPS
ROPs4048
TMUs20888

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 2.0 x16PCIe 3.0 x16
Length267 mm229 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin + 1x 8-pin1x 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 typeGDDR5GDDR5
Maximum RAM amount5 GB6 GB
Memory bus width320 Bit192 Bit
Memory clock speed1300 MHz2001 MHz
Memory bandwidth208.0 GB/s192.1 GB/s
Shared memory--

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 HDMI, 1x DisplayPort
HDMI-+

API compatibility

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

DirectX12 (11_0)12 (12_1)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.2.131
CUDA3.57.5

Gaming performance

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

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD24−27
−242%
82
+242%
1440p14−16
−250%
49
+250%
4K7−8
−286%
27
+286%

Cost per frame, $

1080p133.292.67
1440p228.504.47
4K457.008.11

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 71
+0%
71
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 65−70
+0%
65−70
+0%
Assassin's Creed Valhalla 59
+0%
59
+0%
Battlefield 5 95−100
+0%
95−100
+0%
Call of Duty: Modern Warfare 73
+0%
73
+0%
Cyberpunk 2077 58
+0%
58
+0%
Far Cry 5 65−70
+0%
65−70
+0%
Far Cry New Dawn 75−80
+0%
75−80
+0%
Forza Horizon 4 160−170
+0%
160−170
+0%
Hitman 3 69
+0%
69
+0%
Horizon Zero Dawn 306
+0%
306
+0%
Metro Exodus 144
+0%
144
+0%
Red Dead Redemption 2 112
+0%
112
+0%
Shadow of the Tomb Raider 100−110
+0%
100−110
+0%
Watch Dogs: Legion 227
+0%
227
+0%

Full HD
High Preset

Assassin's Creed Odyssey 123
+0%
123
+0%
Assassin's Creed Valhalla 42
+0%
42
+0%
Battlefield 5 95−100
+0%
95−100
+0%
Call of Duty: Modern Warfare 67
+0%
67
+0%
Cyberpunk 2077 47
+0%
47
+0%
Far Cry 5 65−70
+0%
65−70
+0%
Far Cry New Dawn 75−80
+0%
75−80
+0%
Forza Horizon 4 160−170
+0%
160−170
+0%
Hitman 3 67
+0%
67
+0%
Horizon Zero Dawn 287
+0%
287
+0%
Metro Exodus 113
+0%
113
+0%
Red Dead Redemption 2 79
+0%
79
+0%
Shadow of the Tomb Raider 110
+0%
110
+0%
The Witcher 3: Wild Hunt 60−65
+0%
60−65
+0%
Watch Dogs: Legion 214
+0%
214
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 65−70
+0%
65−70
+0%
Assassin's Creed Valhalla 37
+0%
37
+0%
Call of Duty: Modern Warfare 49
+0%
49
+0%
Cyberpunk 2077 40
+0%
40
+0%
Far Cry 5 65−70
+0%
65−70
+0%
Forza Horizon 4 98
+0%
98
+0%
Hitman 3 59
+0%
59
+0%
Horizon Zero Dawn 93
+0%
93
+0%
Shadow of the Tomb Raider 95
+0%
95
+0%
The Witcher 3: Wild Hunt 57
+0%
57
+0%
Watch Dogs: Legion 29
+0%
29
+0%

Full HD
Epic Preset

Red Dead Redemption 2 81
+0%
81
+0%

1440p
High Preset

Battlefield 5 55−60
+0%
55−60
+0%
Far Cry New Dawn 45−50
+0%
45−50
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 30−35
+0%
30−35
+0%
Assassin's Creed Valhalla 27
+0%
27
+0%
Call of Duty: Modern Warfare 34
+0%
34
+0%
Cyberpunk 2077 24
+0%
24
+0%
Far Cry 5 35−40
+0%
35−40
+0%
Forza Horizon 4 170−180
+0%
170−180
+0%
Hitman 3 39
+0%
39
+0%
Horizon Zero Dawn 67
+0%
67
+0%
Metro Exodus 59
+0%
59
+0%
Shadow of the Tomb Raider 67
+0%
67
+0%
The Witcher 3: Wild Hunt 40−45
+0%
40−45
+0%
Watch Dogs: Legion 187
+0%
187
+0%

1440p
Epic Preset

Red Dead Redemption 2 53
+0%
53
+0%

4K
High Preset

Battlefield 5 30−33
+0%
30−33
+0%
Far Cry New Dawn 24−27
+0%
24−27
+0%
Hitman 3 21
+0%
21
+0%
Horizon Zero Dawn 63
+0%
63
+0%
Metro Exodus 44
+0%
44
+0%
The Witcher 3: Wild Hunt 35
+0%
35
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 18−20
+0%
18−20
+0%
Assassin's Creed Valhalla 15
+0%
15
+0%
Call of Duty: Modern Warfare 17
+0%
17
+0%
Cyberpunk 2077 10
+0%
10
+0%
Far Cry 5 16−18
+0%
16−18
+0%
Forza Horizon 4 50
+0%
50
+0%
Shadow of the Tomb Raider 36
+0%
36
+0%
Watch Dogs: Legion 12
+0%
12
+0%

4K
Epic Preset

Red Dead Redemption 2 26
+0%
26
+0%

This is how Tesla K20c and GTX 1660 compete in popular games:

  • GTX 1660 is 242% faster in 1080p
  • GTX 1660 is 250% faster in 1440p
  • GTX 1660 is 286% faster in 4K

All in all, in popular games:

  • there's a draw in 72 tests (100%)

Pros & cons summary


Performance score 8.90 30.27
Recency 12 November 2012 14 March 2019
Maximum RAM amount 5 GB 6 GB
Chip lithography 28 nm 12 nm
Power consumption (TDP) 225 Watt 120 Watt

GTX 1660 has a 240.1% higher aggregate performance score, an age advantage of 6 years, a 20% higher maximum VRAM amount, a 133.3% more advanced lithography process, and 87.5% lower power consumption.

The GeForce GTX 1660 is our recommended choice as it beats the Tesla K20c in performance tests.

Be aware that Tesla K20c is a workstation graphics card while GeForce GTX 1660 is a desktop one.


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

Vote for your favorite

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NVIDIA Tesla K20c
Tesla K20c
NVIDIA GeForce GTX 1660
GeForce GTX 1660

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.7 12 votes

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4.1 5202 votes

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Questions & comments

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