T1000 8 GB vs Iris Plus Graphics 645

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Aggregate performance score

We've compared Iris Plus Graphics 645 with T1000 8 GB, including specs and performance data.

Iris Plus Graphics 645
2019
15 Watt
4.44

T1000 8 GB outperforms Iris Plus Graphics 645 by a whopping 342% based on our aggregate benchmark results.

Primary details

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

Place in the ranking658280
Place by popularitynot in top-100not in top-100
Power efficiency21.3828.32
ArchitectureGeneration 9.5 (2016−2020)Turing (2018−2022)
GPU code nameCoffee Lake GT3eTU117
Market segmentDesktopWorkstation
Release date7 October 2019 (5 years ago)6 May 2021 (3 years 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 cores384896
Core clock speed300 MHz1065 MHz
Boost clock speed1050 MHz1395 MHz
Number of transistorsno data4,700 million
Manufacturing process technology14 nm+++12 nm
Power consumption (TDP)15 Watt50 Watt
Texture fill rate50.4078.12
Floating-point processing power0.8064 TFLOPS2.5 TFLOPS
ROPs632
TMUs4856

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 3.0 x16
WidthIGP1-slot
Supplementary power connectorsno dataNone

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 SharedGDDR6
Maximum RAM amountSystem Shared8 GB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared1250 MHz
Memory bandwidthno data160.0 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 ConnectorsPortable Device Dependent4x mini-DisplayPort

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (12_1)
Shader Model6.46.6
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.2
CUDA-7.5

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Iris Plus Graphics 645 4.44
T1000 8 GB 19.61
+342%

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 1715
T1000 8 GB 7569
+341%

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
−323%
110−120
+323%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 7−8
−329%
30−33
+329%

Full HD
Medium Preset

Assassin's Creed Odyssey 10−12
−309%
45−50
+309%
Assassin's Creed Valhalla 3−4
−300%
12−14
+300%
Battlefield 5 9−10
−289%
35−40
+289%
Call of Duty: Modern Warfare 9−10
−289%
35−40
+289%
Cyberpunk 2077 7−8
−329%
30−33
+329%
Far Cry 5 8−9
−338%
35−40
+338%
Far Cry New Dawn 10−12
−309%
45−50
+309%
Forza Horizon 4 24−27
−317%
100−105
+317%
Hitman 3 9−10
−289%
35−40
+289%
Horizon Zero Dawn 27−30
−307%
110−120
+307%
Metro Exodus 8−9
−338%
35−40
+338%
Red Dead Redemption 2 10−11
−300%
40−45
+300%
Shadow of the Tomb Raider 14−16
−333%
65−70
+333%
Watch Dogs: Legion 40−45
−319%
180−190
+319%

Full HD
High Preset

Assassin's Creed Odyssey 10−12
−309%
45−50
+309%
Assassin's Creed Valhalla 3−4
−300%
12−14
+300%
Battlefield 5 9−10
−289%
35−40
+289%
Call of Duty: Modern Warfare 9−10
−289%
35−40
+289%
Cyberpunk 2077 7−8
−329%
30−33
+329%
Far Cry 5 8−9
−338%
35−40
+338%
Far Cry New Dawn 10−12
−309%
45−50
+309%
Forza Horizon 4 24−27
−317%
100−105
+317%
Hitman 3 9−10
−289%
35−40
+289%
Horizon Zero Dawn 27−30
−307%
110−120
+307%
Metro Exodus 8−9
−338%
35−40
+338%
Red Dead Redemption 2 10−11
−300%
40−45
+300%
Shadow of the Tomb Raider 14−16
−333%
65−70
+333%
The Witcher 3: Wild Hunt 16−18
−338%
70−75
+338%
Watch Dogs: Legion 40−45
−319%
180−190
+319%

Full HD
Ultra Preset

Assassin's Creed Odyssey 10−12
−309%
45−50
+309%
Assassin's Creed Valhalla 3−4
−300%
12−14
+300%
Call of Duty: Modern Warfare 9−10
−289%
35−40
+289%
Cyberpunk 2077 7−8
−329%
30−33
+329%
Far Cry 5 8−9
−338%
35−40
+338%
Forza Horizon 4 24−27
−317%
100−105
+317%
Hitman 3 9−10
−289%
35−40
+289%
Horizon Zero Dawn 27−30
−307%
110−120
+307%
Shadow of the Tomb Raider 14−16
−333%
65−70
+333%
The Witcher 3: Wild Hunt 16−18
−338%
70−75
+338%
Watch Dogs: Legion 40−45
−319%
180−190
+319%

Full HD
Epic Preset

Red Dead Redemption 2 10−11
−300%
40−45
+300%

1440p
High Preset

Battlefield 5 7−8
−329%
30−33
+329%
Far Cry New Dawn 6−7
−300%
24−27
+300%

1440p
Ultra Preset

Assassin's Creed Odyssey 4−5
−300%
16−18
+300%
Call of Duty: Modern Warfare 3−4
−300%
12−14
+300%
Cyberpunk 2077 2−3
−300%
8−9
+300%
Far Cry 5 5−6
−320%
21−24
+320%
Forza Horizon 4 4−5
−300%
16−18
+300%
Hitman 3 8−9
−338%
35−40
+338%
Horizon Zero Dawn 9−10
−289%
35−40
+289%
The Witcher 3: Wild Hunt 3−4
−300%
12−14
+300%
Watch Dogs: Legion 24−27
−340%
110−120
+340%

1440p
Epic Preset

Red Dead Redemption 2 8−9
−338%
35−40
+338%

4K
High Preset

Battlefield 5 2−3
−300%
8−9
+300%
Far Cry New Dawn 2−3
−300%
8−9
+300%
Hitman 3 0−1 0−1
Metro Exodus 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
−300%
12−14
+300%
Assassin's Creed Valhalla 2−3
−300%
8−9
+300%
Call of Duty: Modern Warfare 1−2
−300%
4−5
+300%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
−300%
8−9
+300%
Forza Horizon 4 2−3
−300%
8−9
+300%
Watch Dogs: Legion 1−2
−300%
4−5
+300%

4K
Epic Preset

Red Dead Redemption 2 5−6
−320%
21−24
+320%

This is how Iris Plus Graphics 645 and T1000 8 GB compete in popular games:

  • T1000 8 GB is 323% faster in 1080p

Pros & cons summary


Performance score 4.44 19.61
Recency 7 October 2019 6 May 2021
Chip lithography 14 nm 12 nm
Power consumption (TDP) 15 Watt 50 Watt

Iris Plus Graphics 645 has 233.3% lower power consumption.

T1000 8 GB, on the other hand, has a 341.7% higher aggregate performance score, an age advantage of 1 year, and a 16.7% more advanced lithography process.

The T1000 8 GB is our recommended choice as it beats the Iris Plus Graphics 645 in performance tests.

Be aware that Iris Plus Graphics 645 is a desktop card while T1000 8 GB is a workstation 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

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 T1000 8 GB
T1000 8 GB

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.


2.9 116 votes

Rate Iris Plus Graphics 645 on a scale of 1 to 5:

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3.3 28 votes

Rate T1000 8 GB on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.