ATI Radeon HD 5670 vs Tesla K20c

Place in the ranking	490	878
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.38	0.26
Power efficiency	2.74	2.25
Architecture	Kepler (2012−2018)	TeraScale 2 (2009−2015)
GPU code name	GK110	Redwood
Market segment	Workstation	Desktop
Release date	12 November 2012 (12 years ago)	14 January 2010 (15 years ago)
Launch price (MSRP)	$3,199	$119

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Tesla K20c has 46% better value for money than ATI HD 5670.

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	2496	400
Core clock speed	706 MHz	775 MHz
Number of transistors	7,080 million	627 million
Manufacturing process technology	28 nm	40 nm
Power consumption (TDP)	225 Watt	64 Watt
Texture fill rate	146.8	15.50
Floating-point processing power	3.524 TFLOPS	0.62 TFLOPS
ROPs	40	8
TMUs	208	20

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 2.0 x16	PCIe 2.0 x16
Length	267 mm	168 mm
Width	2-slot	1-slot
Supplementary power connectors	1x 6-pin + 1x 8-pin	None

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	GDDR5
Maximum RAM amount	5 GB	1 GB
Memory bus width	320 Bit	128 Bit
Memory clock speed	1300 MHz	1000 MHz
Memory bandwidth	208.0 GB/s	64 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 HDMI, 1x VGA
HDMI	-	+

API compatibility

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

DirectX	12 (11_0)	11.2 (11_0)
Shader Model	5.1	5.0
OpenGL	4.6	4.4
OpenCL	1.2	1.2
Vulkan	1.1.126	N/A
CUDA	3.5	-

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:

900p	110−120 +323%	26 −323%
Full HD	130−140 +306%	32 −306%

Cost per frame, $

1080p

24.61
−562%

3.72

+562%

ATI HD 5670 has 562% lower cost per frame in 1080p

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	10−11 +0%	10−11 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Elden Ring	3−4 +0%	3−4 +0%

Full HD
Medium Preset

Battlefield 5	4−5 +0%	4−5 +0%
Counter-Strike 2	10−11 +0%	10−11 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Forza Horizon 4	10−12 +0%	10−12 +0%
Metro Exodus	2−3 +0%	2−3 +0%
Red Dead Redemption 2	8−9 +0%	8−9 +0%

Full HD
High Preset

Battlefield 5	4−5 +0%	4−5 +0%
Counter-Strike 2	10−11 +0%	10−11 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Dota 2	4−5 +0%	4−5 +0%
Elden Ring	3−4 +0%	3−4 +0%
Far Cry 5	12−14 +0%	12−14 +0%
Fortnite	10−12 +0%	10−12 +0%
Forza Horizon 4	10−12 +0%	10−12 +0%
Grand Theft Auto V	4−5 +0%	4−5 +0%
Metro Exodus	2−3 +0%	2−3 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	20−22 +0%	20−22 +0%
Red Dead Redemption 2	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	9−10 +0%	9−10 +0%
World of Tanks	40−45 +0%	40−45 +0%

Full HD
Ultra Preset

Battlefield 5	4−5 +0%	4−5 +0%
Counter-Strike 2	10−11 +0%	10−11 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Dota 2	4−5 +0%	4−5 +0%
Far Cry 5	12−14 +0%	12−14 +0%
Forza Horizon 4	10−12 +0%	10−12 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	20−22 +0%	20−22 +0%

1440p
High Preset

Elden Ring	1−2 +0%	1−2 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	14−16 +0%	14−16 +0%
Red Dead Redemption 2	1−2 +0%	1−2 +0%
World of Tanks	12−14 +0%	12−14 +0%

1440p
Ultra Preset

Battlefield 5	0−1	0−1
Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	3−4 +0%	3−4 +0%
Far Cry 5	6−7 +0%	6−7 +0%
The Witcher 3: Wild Hunt	3−4 +0%	3−4 +0%
Valorant	8−9 +0%	8−9 +0%

4K
High Preset

Dota 2	16−18 +0%	16−18 +0%
Elden Ring	1−2 +0%	1−2 +0%
Grand Theft Auto V	14−16 +0%	14−16 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	6−7 +0%	6−7 +0%
Red Dead Redemption 2	1−2 +0%	1−2 +0%
The Witcher 3: Wild Hunt	14−16 +0%	14−16 +0%

4K
Ultra Preset

Battlefield 5	2−3 +0%	2−3 +0%
Cyberpunk 2077	1−2 +0%	1−2 +0%
Dota 2	16−18 +0%	16−18 +0%
Far Cry 5	2−3 +0%	2−3 +0%
Fortnite	0−1	0−1
Valorant	2−3 +0%	2−3 +0%

This is how Tesla K20c and ATI HD 5670 compete in popular games:

Tesla K20c is 323% faster in 900p
Tesla K20c is 306% faster in 1080p

All in all, in popular games:

there's a draw in 50 tests (100%)

Pros & cons summary

Performance score	8.96	2.09
Recency	12 November 2012	14 January 2010
Maximum RAM amount	5 GB	1 GB
Chip lithography	28 nm	40 nm
Power consumption (TDP)	225 Watt	64 Watt

Tesla K20c has a 328.7% higher aggregate performance score, an age advantage of 2 years, a 400% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

ATI HD 5670, on the other hand, has 251.6% lower power consumption.

The Tesla K20c is our recommended choice as it beats the Radeon HD 5670 in performance tests.

Be aware that Tesla K20c is a workstation graphics card while Radeon HD 5670 is a desktop one.

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