RTX PRO 5000 Blackwell vs Iris Plus Graphics 645

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Aggregate performance score

We've compared Iris Plus Graphics 645 with RTX PRO 5000 Blackwell, including specs and performance data.

Iris Plus Graphics 645
2019
15 Watt
4.17

RTX PRO 5000 Blackwell outperforms Iris Plus Graphics 645 by a whopping 1529% based on our aggregate benchmark results.

Primary details

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

Place in the ranking70122
Place by popularitynot in top-100not in top-100
Power efficiency21.1817.25
ArchitectureGeneration 9.5 (2016−2020)Blackwell 2.0 (2025)
GPU code nameCoffee Lake GT3eGB202
Market segmentLaptopWorkstation
Release date7 October 2019 (5 years ago)18 March 2025 (less than a year ago)

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 cores38414080
Core clock speed300 MHz1590 MHz
Boost clock speed1050 MHz2617 MHz
Number of transistorsno data92,200 million
Manufacturing process technology14 nm+++5 nm
Power consumption (TDP)15 Watt300 Watt
Texture fill rate50.401,151
Floating-point processing power0.8064 TFLOPS73.69 TFLOPS
ROPs6176
TMUs48440
Tensor Coresno data440
Ray Tracing Coresno data110

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).

InterfaceRing BusPCIe 5.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 16-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 typeSystem SharedGDDR7
Maximum RAM amountSystem Shared48 GB
Memory bus widthSystem Shared384 Bit
Memory clock speedSystem Shared1750 MHz
Memory bandwidthno data1.34 TB/s
Shared memory+-
Resizable BAR-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsPortable Device Dependent4x DisplayPort 2.1b

Supported technologies

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

Quick Sync+no data

API and SDK compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.8
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.4
CUDA-12.0
DLSS-+

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

Iris Plus Graphics 645 4.17
RTX PRO 5000 Blackwell 67.93
+1529%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Iris Plus Graphics 645 1749
RTX PRO 5000 Blackwell 28467
+1528%

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 HD26
−1438%
400−450
+1438%

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 18−20
−1511%
290−300
+1511%
Cyberpunk 2077 8−9
−1525%
130−140
+1525%
Sons of the Forest 5−6
−1500%
80−85
+1500%

Full HD
Medium Preset

Battlefield 5 16−18
−1488%
270−280
+1488%
Counter-Strike 2 18−20
−1511%
290−300
+1511%
Cyberpunk 2077 8−9
−1525%
130−140
+1525%
Far Cry 5 12−14
−1515%
210−220
+1515%
Fortnite 24−27
−1500%
400−450
+1500%
Forza Horizon 4 20−22
−1400%
300−310
+1400%
Forza Horizon 5 10−12
−1445%
170−180
+1445%
PLAYERUNKNOWN'S BATTLEGROUNDS 16−18
−1488%
270−280
+1488%
Sons of the Forest 5−6
−1500%
80−85
+1500%
Valorant 55−60
−1507%
900−950
+1507%

Full HD
High Preset

Battlefield 5 16−18
−1488%
270−280
+1488%
Counter-Strike 2 18−20
−1511%
290−300
+1511%
Counter-Strike: Global Offensive 75−80
−1500%
1200−1250
+1500%
Cyberpunk 2077 8−9
−1525%
130−140
+1525%
Dota 2 29
−1452%
450−500
+1452%
Far Cry 5 12−14
−1515%
210−220
+1515%
Fortnite 24−27
−1500%
400−450
+1500%
Forza Horizon 4 20−22
−1400%
300−310
+1400%
Forza Horizon 5 10−12
−1445%
170−180
+1445%
Grand Theft Auto V 14−16
−1471%
220−230
+1471%
Metro Exodus 8−9
−1525%
130−140
+1525%
PLAYERUNKNOWN'S BATTLEGROUNDS 16−18
−1488%
270−280
+1488%
Sons of the Forest 5−6
−1500%
80−85
+1500%
The Witcher 3: Wild Hunt 12−14
−1483%
190−200
+1483%
Valorant 55−60
−1507%
900−950
+1507%

Full HD
Ultra Preset

Battlefield 5 16−18
−1488%
270−280
+1488%
Cyberpunk 2077 8−9
−1525%
130−140
+1525%
Dota 2 27
−1381%
400−450
+1381%
Far Cry 5 12−14
−1515%
210−220
+1515%
Forza Horizon 4 20−22
−1400%
300−310
+1400%
PLAYERUNKNOWN'S BATTLEGROUNDS 16−18
−1488%
270−280
+1488%
Sons of the Forest 5−6
−1500%
80−85
+1500%
The Witcher 3: Wild Hunt 12−14
−1483%
190−200
+1483%
Valorant 55−60
−1507%
900−950
+1507%

Full HD
Epic Preset

Fortnite 24−27
−1500%
400−450
+1500%

1440p
High Preset

Counter-Strike 2 8−9
−1525%
130−140
+1525%
Counter-Strike: Global Offensive 30−35
−1463%
500−550
+1463%
Grand Theft Auto V 4−5
−1525%
65−70
+1525%
Metro Exodus 3−4
−1400%
45−50
+1400%
PLAYERUNKNOWN'S BATTLEGROUNDS 30−35
−1415%
500−550
+1415%
Valorant 45−50
−1456%
700−750
+1456%

1440p
Ultra Preset

Battlefield 5 2−3
−1400%
30−33
+1400%
Cyberpunk 2077 3−4
−1400%
45−50
+1400%
Far Cry 5 7−8
−1471%
110−120
+1471%
Forza Horizon 4 10−11
−1500%
160−170
+1500%
Sons of the Forest 2−3
−1400%
30−33
+1400%
The Witcher 3: Wild Hunt 5−6
−1500%
80−85
+1500%

1440p
Epic Preset

Fortnite 8−9
−1525%
130−140
+1525%

4K
High Preset

Grand Theft Auto V 16−18
−1525%
260−270
+1525%
Valorant 21−24
−1329%
300−310
+1329%

4K
Ultra Preset

Battlefield 5 0−1 0−1
Cyberpunk 2077 1−2
−1500%
16−18
+1500%
Dota 2 14−16
−1471%
220−230
+1471%
Far Cry 5 3−4
−1400%
45−50
+1400%
Forza Horizon 4 5−6
−1500%
80−85
+1500%
PLAYERUNKNOWN'S BATTLEGROUNDS 4−5
−1525%
65−70
+1525%
Sons of the Forest 2−3
−1400%
30−33
+1400%

4K
Epic Preset

Fortnite 4−5
−1525%
65−70
+1525%

This is how Iris Plus Graphics 645 and RTX PRO 5000 Blackwell compete in popular games:

  • RTX PRO 5000 Blackwell is 1438% faster in 1080p

Pros & cons summary


Performance score 4.17 67.93
Recency 7 October 2019 18 March 2025
Chip lithography 14 nm 5 nm
Power consumption (TDP) 15 Watt 300 Watt

Iris Plus Graphics 645 has 1900% lower power consumption.

RTX PRO 5000 Blackwell, on the other hand, has a 1529% higher aggregate performance score, an age advantage of 5 years, and a 180% more advanced lithography process.

The RTX PRO 5000 Blackwell is our recommended choice as it beats the Iris Plus Graphics 645 in performance tests.

Be aware that Iris Plus Graphics 645 is a notebook graphics card while RTX PRO 5000 Blackwell is a workstation one.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


Intel Iris Plus Graphics 645
Iris Plus Graphics 645
NVIDIA RTX PRO 5000 Blackwell
RTX PRO 5000 Blackwell

Other comparisons

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.


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