GeForce GT 745A vs Iris Graphics 550
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 745A and Iris Graphics 550. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 745A and Iris Graphics 550. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
GeForce GT 745A
Iris Graphics 550 is a Laptop Graphics Card
Note: Iris Graphics 550 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Graphics 550 here:
Main Specs
| GeForce GT 745A | Iris Graphics 550 | |
| Power consumption (TDP) | 33 Watt | 15 Watt |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x1 |
| Memory type | DDR3 | eDRAM |
| Maximum RAM amount | 2 GB | 64 MB |
| Display Connectors | No outputs | No outputs |
| Check Price |
- GeForce GT 745A has 120% more power consumption, than Iris Graphics 550.
- GeForce GT 745A is connected by PCIe 3.0 x16, and Iris Graphics 550 uses PCIe 3.0 x1 interface.
- Iris Graphics 550 has 62 GB more memory, than GeForce GT 745A.
- GeForce GT 745A is used in Desktops, and Iris Graphics 550 - in Laptops.
- GeForce GT 745A is build with Kepler architecture, and Iris Graphics 550 - with Gen. 9 Skylake.
- Core clock speed of GeForce GT 745A is 537 MHz higher, than Iris Graphics 550.
- GeForce GT 745A is manufactured by 28 nm process technology, and Iris Graphics 550 - by 14 nm process technology.
Game benchmarks
| high / 1080p | 2−3 | 9−10 |
| ultra / 1080p | 0−1 | 5−6 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 12−14 | 21−24 |
| medium / 1080p | 4−5 | 10−12 |
| The average gaming FPS of Iris Graphics 550 in Assassin's Creed Odyssey is 133% more, than GeForce GT 745A. | ||
| high / 1080p | 6−7 | 14−16 |
| ultra / 1080p | 5−6 | 12−14 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 16−18 | 30−35 |
| medium / 1080p | 7−8 | 16−18 |
| The average gaming FPS of Iris Graphics 550 in Battlefield 5 is 111% more, than GeForce GT 745A. | ||
| low / 768p | 50−55 | 45−50 |
| high / 1080p | 40−45 | − |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of GeForce GT 745A in Call of Duty: Warzone is 10% more, than Iris Graphics 550. | ||
| low / 768p | 110−120 | 160−170 |
| medium / 768p | 85−90 | 130−140 |
| ultra / 1080p | 40−45 | 65−70 |
| QHD / 1440p | 24−27 | 35−40 |
| 4K / 2160p | − | 27−30 |
| high / 768p | 60−65 | 100−110 |
| The average gaming FPS of Iris Graphics 550 in Counter-Strike: Global Offensive is 54% more, than GeForce GT 745A. | ||
| low / 768p | 60−65 | 55−60 |
| ultra / 1080p | 18−20 | 24−27 |
| medium / 1080p | 50−55 | 45−50 |
| The average gaming FPS of GeForce GT 745A in Cyberpunk 2077 is 2% more, than Iris Graphics 550. | ||
| low / 768p | 70−75 | 90−95 |
| medium / 768p | 50−55 | 70−75 |
| ultra / 1080p | 24−27 | 40−45 |
| The average gaming FPS of Iris Graphics 550 in Dota 2 is 38% more, than GeForce GT 745A. | ||
| high / 1080p | 3−4 | 10−12 |
| ultra / 1080p | 3−4 | 10−11 |
| 4K / 2160p | 1−2 | 4−5 |
| low / 720p | 12−14 | 24−27 |
| medium / 1080p | 4−5 | 12−14 |
| The average gaming FPS of Iris Graphics 550 in Far Cry 5 is 140% more, than GeForce GT 745A. | ||
| high / 1080p | 10−12 | 18−20 |
| ultra / 1080p | 6−7 | 12−14 |
| QHD / 1440p | 2−3 | − |
| low / 720p | 50−55 | 70−75 |
| medium / 1080p | 14−16 | 30−35 |
| The average gaming FPS of Iris Graphics 550 in Fortnite is 61% more, than GeForce GT 745A. | ||
| high / 1080p | 7−8 | 16−18 |
| ultra / 1080p | 5−6 | 14−16 |
| QHD / 1440p | 0−1 | 3−4 |
| low / 720p | 18−20 | 30−35 |
| medium / 1080p | 9−10 | 18−20 |
| The average gaming FPS of Iris Graphics 550 in Forza Horizon 4 is 100% more, than GeForce GT 745A. | ||
| low / 768p | 45−50 | 60−65 |
| medium / 768p | 40−45 | 55−60 |
| high / 1080p | 7−8 | 18−20 |
| ultra / 1080p | 3−4 | 8−9 |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of Iris Graphics 550 in Grand Theft Auto V is 44% more, than GeForce GT 745A. | ||
| high / 1080p | 1−2 | 6−7 |
| ultra / 1080p | 0−1 | 4−5 |
| 4K / 2160p | 0−1 | 1−2 |
| low / 720p | 7−8 | 18−20 |
| medium / 1080p | 4−5 | 8−9 |
| The average gaming FPS of Iris Graphics 550 in Metro Exodus is 175% more, than GeForce GT 745A. | ||
| low / 768p | 80−85 | 100−110 |
| high / 1080p | 80−85 | 95−100 |
| ultra / 1080p | 70−75 | 85−90 |
| medium / 1080p | − | 95−100 |
| The average gaming FPS of Iris Graphics 550 in Minecraft is 21% more, than GeForce GT 745A. | ||
| high / 1080p | 14−16 | 18−20 |
| ultra / 1080p | 12−14 | 14−16 |
| low / 720p | 24−27 | 40−45 |
| medium / 1080p | 14−16 | 18−20 |
| The average gaming FPS of Iris Graphics 550 in PLAYERUNKNOWN'S BATTLEGROUNDS is 35% more, than GeForce GT 745A. | ||
| high / 1080p | − | 12−14 |
| ultra / 1080p | 6−7 | 8−9 |
| QHD / 1440p | − | 0−1 |
| low / 720p | 8−9 | 16−18 |
| medium / 1080p | 7−8 | 12−14 |
| The average gaming FPS of Iris Graphics 550 in Red Dead Redemption 2 is 71% more, than GeForce GT 745A. | ||
| low / 768p | 16−18 | 30−35 |
| medium / 768p | 12−14 | 21−24 |
| high / 1080p | 6−7 | 12−14 |
| ultra / 1080p | 4−5 | 7−8 |
| 4K / 2160p | 2−3 | 7−8 |
| The average gaming FPS of Iris Graphics 550 in The Witcher 3: Wild Hunt is 100% more, than GeForce GT 745A. | ||
| low / 768p | 80−85 | 90−95 |
| medium / 768p | 35−40 | 50−55 |
| ultra / 1080p | 16−18 | 24−27 |
| high / 768p | 30−35 | 40−45 |
| The average gaming FPS of Iris Graphics 550 in World of Tanks is 26% more, than GeForce GT 745A. | ||
Full Specs
| GeForce GT 745A | Iris Graphics 550 | |
| Architecture | Kepler | Gen. 9 Skylake |
| Code name | GK107 | Skylake GT3e |
| Type | Desktop | Laptop |
| Release date | 26 August 2013 | 1 September 2015 |
| Pipelines | 384 | 48 |
| Core clock speed | 837 MHz | 300 MHz |
| Boost Clock | 915 MHz | 1100 MHz |
| Transistor count | 1,270 million | 189 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Texture fill rate | 29.28 | 52.80 |
| Floating-point performance | 642.8 gflops | |
| Memory bus width | 128 Bit | |
| Memory clock speed | 1800 MHz | |
| Memory bandwidth | 28.8 GB/s | |
| Shared memory | + | |
| DirectX | 12 (11_0) | 12 (12_1) |
| Shader Model | 5.1 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.1.126 | 1.1.97 |
| CUDA | 3.0 | |
| Bitcoin / BTC (SHA256) | 26 Mh/s | |
| Quick Sync | + | |
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