ATI Radeon HD 5850 vs Tesla K20c
Aggregate performance score
We've compared Tesla K20c with Radeon HD 5850, including specs and performance data.
Tesla K20c outperforms ATI HD 5850 by an impressive 73% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 483 | 615 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.35 | 0.59 |
| Power efficiency | 2.74 | 2.36 |
| Architecture | Kepler (2012−2018) | TeraScale 2 (2009−2015) |
| GPU code name | GK110 | Cypress |
| Market segment | Workstation | Desktop |
| Release date | 12 November 2012 (11 years ago) | 30 September 2009 (15 years ago) |
| Launch price (MSRP) | $3,199 | $299 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
ATI HD 5850 has 69% 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 | 2496 | 1440 |
| Core clock speed | 706 MHz | 725 MHz |
| Number of transistors | 7,080 million | 2,154 million |
| Manufacturing process technology | 28 nm | 40 nm |
| Power consumption (TDP) | 225 Watt | 151 Watt |
| Texture fill rate | 146.8 | 52.20 |
| Floating-point processing power | 3.524 TFLOPS | 2.088 TFLOPS |
| ROPs | 40 | 32 |
| TMUs | 208 | 72 |
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 | 241 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | 2x 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 | GDDR5 |
| Maximum RAM amount | 5 GB | 1 GB |
| Memory bus width | 320 Bit | 256 Bit |
| Memory clock speed | 1300 MHz | 1000 MHz |
| Memory bandwidth | 208.0 GB/s | 128.0 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 | No outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| 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 | 100−110
+69.5%
| 59
−69.5%
|
| Full HD | 95−100
+72.7%
| 55
−72.7%
|
Cost per frame, $
| 1080p | 33.67 | 5.44 |
FPS performance in popular games
Full HD
Low Preset
| Cyberpunk 2077 | 9−10
+0%
|
9−10
+0%
|
Full HD
Medium Preset
| Assassin's Creed Odyssey | 14−16
+0%
|
14−16
+0%
|
| Assassin's Creed Valhalla | 5−6
+0%
|
5−6
+0%
|
| Battlefield 5 | 12−14
+0%
|
12−14
+0%
|
| Call of Duty: Modern Warfare | 10−12
+0%
|
10−12
+0%
|
| Cyberpunk 2077 | 9−10
+0%
|
9−10
+0%
|
| Far Cry 5 | 10−12
+0%
|
10−12
+0%
|
| Far Cry New Dawn | 14−16
+0%
|
14−16
+0%
|
| Forza Horizon 4 | 30−35
+0%
|
30−35
+0%
|
| Hitman 3 | 10−12
+0%
|
10−12
+0%
|
| Horizon Zero Dawn | 30−35
+0%
|
30−35
+0%
|
| Metro Exodus | 12−14
+0%
|
12−14
+0%
|
| Red Dead Redemption 2 | 14−16
+0%
|
14−16
+0%
|
| Shadow of the Tomb Raider | 18−20
+0%
|
18−20
+0%
|
| Watch Dogs: Legion | 45−50
+0%
|
45−50
+0%
|
Full HD
High Preset
| Assassin's Creed Odyssey | 14−16
+0%
|
14−16
+0%
|
| Assassin's Creed Valhalla | 5−6
+0%
|
5−6
+0%
|
| Battlefield 5 | 12−14
+0%
|
12−14
+0%
|
| Call of Duty: Modern Warfare | 10−12
+0%
|
10−12
+0%
|
| Cyberpunk 2077 | 9−10
+0%
|
9−10
+0%
|
| Far Cry 5 | 10−12
+0%
|
10−12
+0%
|
| Far Cry New Dawn | 14−16
+0%
|
14−16
+0%
|
| Forza Horizon 4 | 30−35
+0%
|
30−35
+0%
|
| Hitman 3 | 10−12
+0%
|
10−12
+0%
|
| Horizon Zero Dawn | 30−35
+0%
|
30−35
+0%
|
| Metro Exodus | 12−14
+0%
|
12−14
+0%
|
| Red Dead Redemption 2 | 14−16
+0%
|
14−16
+0%
|
| Shadow of the Tomb Raider | 18−20
+0%
|
18−20
+0%
|
| The Witcher 3: Wild Hunt | 18−20
+0%
|
18−20
+0%
|
| Watch Dogs: Legion | 45−50
+0%
|
45−50
+0%
|
Full HD
Ultra Preset
| Assassin's Creed Odyssey | 14−16
+0%
|
14−16
+0%
|
| Assassin's Creed Valhalla | 5−6
+0%
|
5−6
+0%
|
| Call of Duty: Modern Warfare | 10−12
+0%
|
10−12
+0%
|
| Cyberpunk 2077 | 9−10
+0%
|
9−10
+0%
|
| Far Cry 5 | 10−12
+0%
|
10−12
+0%
|
| Forza Horizon 4 | 30−35
+0%
|
30−35
+0%
|
| Hitman 3 | 10−12
+0%
|
10−12
+0%
|
| Horizon Zero Dawn | 30−35
+0%
|
30−35
+0%
|
| Shadow of the Tomb Raider | 18−20
+0%
|
18−20
+0%
|
| The Witcher 3: Wild Hunt | 18−20
+0%
|
18−20
+0%
|
| Watch Dogs: Legion | 45−50
+0%
|
45−50
+0%
|
Full HD
Epic Preset
| Red Dead Redemption 2 | 14−16
+0%
|
14−16
+0%
|
1440p
High Preset
| Battlefield 5 | 10−11
+0%
|
10−11
+0%
|
| Far Cry New Dawn | 8−9
+0%
|
8−9
+0%
|
1440p
Ultra Preset
| Assassin's Creed Odyssey | 5−6
+0%
|
5−6
+0%
|
| Assassin's Creed Valhalla | 0−1 | 0−1 |
| Call of Duty: Modern Warfare | 4−5
+0%
|
4−5
+0%
|
| Cyberpunk 2077 | 2−3
+0%
|
2−3
+0%
|
| Far Cry 5 | 6−7
+0%
|
6−7
+0%
|
| Forza Horizon 4 | 12−14
+0%
|
12−14
+0%
|
| Hitman 3 | 9−10
+0%
|
9−10
+0%
|
| Horizon Zero Dawn | 12−14
+0%
|
12−14
+0%
|
| Metro Exodus | 3−4
+0%
|
3−4
+0%
|
| The Witcher 3: Wild Hunt | 4−5
+0%
|
4−5
+0%
|
| Watch Dogs: Legion | 30−35
+0%
|
30−35
+0%
|
1440p
Epic Preset
| Red Dead Redemption 2 | 9−10
+0%
|
9−10
+0%
|
4K
High Preset
| Battlefield 5 | 4−5
+0%
|
4−5
+0%
|
| Far Cry New Dawn | 3−4
+0%
|
3−4
+0%
|
| Hitman 3 | 1−2
+0%
|
1−2
+0%
|
| Horizon Zero Dawn | 8−9
+0%
|
8−9
+0%
|
| Metro Exodus | 2−3
+0%
|
2−3
+0%
|
| The Witcher 3: Wild Hunt | 1−2
+0%
|
1−2
+0%
|
4K
Ultra Preset
| Assassin's Creed Odyssey | 3−4
+0%
|
3−4
+0%
|
| Assassin's Creed Valhalla | 2−3
+0%
|
2−3
+0%
|
| Call of Duty: Modern Warfare | 2−3
+0%
|
2−3
+0%
|
| Cyberpunk 2077 | 0−1 | 0−1 |
| Far Cry 5 | 3−4
+0%
|
3−4
+0%
|
| Forza Horizon 4 | 4−5
+0%
|
4−5
+0%
|
| Watch Dogs: Legion | 1−2
+0%
|
1−2
+0%
|
4K
Epic Preset
| Red Dead Redemption 2 | 6−7
+0%
|
6−7
+0%
|
This is how Tesla K20c and ATI HD 5850 compete in popular games:
- Tesla K20c is 69% faster in 900p
- Tesla K20c is 73% faster in 1080p
All in all, in popular games:
- there's a draw in 68 tests (100%)
Pros & cons summary
| Performance score | 8.90 | 5.15 |
| Recency | 12 November 2012 | 30 September 2009 |
| Maximum RAM amount | 5 GB | 1 GB |
| Chip lithography | 28 nm | 40 nm |
| Power consumption (TDP) | 225 Watt | 151 Watt |
Tesla K20c has a 72.8% higher aggregate performance score, an age advantage of 3 years, a 400% higher maximum VRAM amount, and a 42.9% more advanced lithography process.
ATI HD 5850, on the other hand, has 49% lower power consumption.
The Tesla K20c is our recommended choice as it beats the Radeon HD 5850 in performance tests.
Be aware that Tesla K20c is a workstation graphics card while Radeon HD 5850 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
