Iris Plus Graphics 645 vs FirePro D300

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Aggregate performance score

We've compared FirePro D300 with Iris Plus Graphics 645, including specs and performance data.

FirePro D300
2014
2 GB GDDR5, 150 Watt
10.20
+130%

D300 outperforms Iris Plus Graphics 645 by a whopping 130% based on our aggregate benchmark results.

Primary details

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

Place in the ranking443661
Place by popularitynot in top-100not in top-100
Power efficiency4.7020.46
ArchitectureGCN 1.0 (2011−2020)Generation 9.5 (2016−2020)
GPU code namePitcairnCoffee Lake GT3e
Market segmentWorkstationDesktop
Release date18 January 2014 (10 years ago)7 October 2019 (5 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 cores1280384
Core clock speed850 MHz300 MHz
Boost clock speedno data1050 MHz
Number of transistors2,800 millionno data
Manufacturing process technology28 nm14 nm+++
Power consumption (TDP)150 Watt15 Watt
Texture fill rate68.0050.40
Floating-point processing power2.176 TFLOPS0.8064 TFLOPS
ROPs326
TMUs8048

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).

InterfacePCIe 3.0 x16Ring Bus
Length242 mmno data
Width1-slotIGP

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 typeGDDR5System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed1270 MHzSystem Shared
Memory bandwidth162.6 GB/sno data
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 Connectors4x DisplayPortPortable Device Dependent

Supported technologies

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

Quick Syncno data+

API compatibility

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

DirectX12 (11_1)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.2.1311.3

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 HD55−60
+112%
26
−112%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 7−8
+0%
7−8
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 9−10
+0%
9−10
+0%
Call of Duty: Modern Warfare 9−10
+0%
9−10
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−12
+0%
10−12
+0%
Forza Horizon 4 24−27
+0%
24−27
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 27−30
+0%
27−30
+0%
Metro Exodus 8−9
+0%
8−9
+0%
Red Dead Redemption 2 10−11
+0%
10−11
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
High Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 9−10
+0%
9−10
+0%
Call of Duty: Modern Warfare 9−10
+0%
9−10
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−12
+0%
10−12
+0%
Forza Horizon 4 24−27
+0%
24−27
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 27−30
+0%
27−30
+0%
Metro Exodus 8−9
+0%
8−9
+0%
Red Dead Redemption 2 10−11
+0%
10−11
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 16−18
+0%
16−18
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 9−10
+0%
9−10
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Forza Horizon 4 24−27
+0%
24−27
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 27−30
+0%
27−30
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 16−18
+0%
16−18
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Epic Preset

Red Dead Redemption 2 10−11
+0%
10−11
+0%

1440p
High Preset

Battlefield 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 6−7
+0%
6−7
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Forza Horizon 4 4−5
+0%
4−5
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%
Watch Dogs: Legion 24−27
+0%
24−27
+0%

1440p
Epic Preset

Red Dead Redemption 2 8−9
+0%
8−9
+0%

4K
High Preset

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

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 1−2
+0%
1−2
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 2−3
+0%
2−3
+0%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 5−6
+0%
5−6
+0%

This is how FirePro D300 and Iris Plus Graphics 645 compete in popular games:

  • FirePro D300 is 112% faster in 1080p

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary


Performance score 10.20 4.44
Recency 18 January 2014 7 October 2019
Chip lithography 28 nm 14 nm
Power consumption (TDP) 150 Watt 15 Watt

FirePro D300 has a 129.7% higher aggregate performance score.

Iris Plus Graphics 645, on the other hand, has an age advantage of 5 years, a 100% more advanced lithography process, and 900% lower power consumption.

The FirePro D300 is our recommended choice as it beats the Iris Plus Graphics 645 in performance tests.

Be aware that FirePro D300 is a workstation graphics card while Iris Plus Graphics 645 is a desktop one.


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

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AMD FirePro D300
FirePro D300
Intel Iris Plus Graphics 645
Iris Plus Graphics 645

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.


3.9 29 votes

Rate FirePro D300 on a scale of 1 to 5:

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2.9 116 votes

Rate Iris Plus Graphics 645 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.