AMD Radeon RX 640 vs Intel Iris Plus Graphics 645
Comparative analysis of AMD Radeon RX 640 and Intel Iris Plus Graphics 645 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark.
Differences
Reasons to consider the AMD Radeon RX 640
- 3.6x more core clock speed: 1082 MHz vs 300 MHz
- Around 6% higher boost clock speed: 1218 MHz vs 1150 MHz
- 10.7x more pipelines: 512 vs 48
- Around 17% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 3278 vs 2792
- Around 17% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 3278 vs 2792
- Around 78% better performance in Geekbench - OpenCL: 11323 vs 6362
- Around 16% better performance in PassMark - G3D Mark: 1983 vs 1715
| Specifications (specs) | |
| Core clock speed | 1082 MHz vs 300 MHz |
| Boost clock speed | 1218 MHz vs 1150 MHz |
| Pipelines | 512 vs 48 |
| Benchmarks | |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 3278 vs 2792 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 3278 vs 2792 |
| Geekbench - OpenCL | 11323 vs 6362 |
| PassMark - G3D Mark | 1983 vs 1715 |
Reasons to consider the Intel Iris Plus Graphics 645
- Videocard is newer: launch date 1 month(s) later
- 3.3x lower typical power consumption: 15 Watt vs 50 Watt
- Around 1% better performance in GFXBench 4.0 - Manhattan (Frames): 1780 vs 1769
- Around 1% better performance in GFXBench 4.0 - Manhattan (Fps): 1780 vs 1769
- Around 8% better performance in GFXBench 4.0 - T-Rex (Frames): 2992 vs 2775
- Around 8% better performance in GFXBench 4.0 - T-Rex (Fps): 2992 vs 2775
- Around 15% better performance in PassMark - G2D Mark: 389 vs 339
| Specifications (specs) | |
| Launch date | 10 July 2019 vs 13 May 2019 |
| Thermal Design Power (TDP) | 15 Watt vs 50 Watt |
| Benchmarks | |
| GFXBench 4.0 - Manhattan (Frames) | 1780 vs 1769 |
| GFXBench 4.0 - Manhattan (Fps) | 1780 vs 1769 |
| GFXBench 4.0 - T-Rex (Frames) | 2992 vs 2775 |
| GFXBench 4.0 - T-Rex (Fps) | 2992 vs 2775 |
| PassMark - G2D Mark | 389 vs 339 |
Compare benchmarks
GPU 1: AMD Radeon RX 640
GPU 2: Intel Iris Plus Graphics 645
| GFXBench 4.0 - Manhattan (Frames) |
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| GFXBench 4.0 - Manhattan (Fps) |
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| GFXBench 4.0 - T-Rex (Frames) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| GFXBench 4.0 - Car Chase Offscreen (Frames) |
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| GFXBench 4.0 - Car Chase Offscreen (Fps) |
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| Geekbench - OpenCL |
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| PassMark - G2D Mark |
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| PassMark - G3D Mark |
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| Name | AMD Radeon RX 640 | Intel Iris Plus Graphics 645 |
|---|---|---|
| GFXBench 4.0 - Manhattan (Frames) | 1769 | 1780 |
| GFXBench 4.0 - Manhattan (Fps) | 1769 | 1780 |
| GFXBench 4.0 - T-Rex (Frames) | 2775 | 2992 |
| GFXBench 4.0 - T-Rex (Fps) | 2775 | 2992 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 3278 | 2792 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 3278 | 2792 |
| Geekbench - OpenCL | 11323 | 6362 |
| PassMark - G2D Mark | 339 | 389 |
| PassMark - G3D Mark | 1983 | 1715 |
Compare specifications (specs)
| AMD Radeon RX 640 | Intel Iris Plus Graphics 645 | |
|---|---|---|
Essentials |
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| Architecture | GCN 4.0 | Intel Gen. 9.5 (Coffee Lake) |
| Code name | Arctic Islands | Kaby Lake GT3e |
| Launch date | 13 May 2019 | 10 July 2019 |
| Place in performance rating | 811 | 813 |
| Type | Laptop | |
Technical info |
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| Boost clock speed | 1218 MHz | 1150 MHz |
| Compute units | 8 | |
| Core clock speed | 1082 MHz | 300 MHz |
| Manufacturing process technology | 14 nm | 14 nm |
| Peak Double Precision (FP64) Performance | 77.95 GFLOPS | |
| Peak Half Precision (FP16) Performance | 1247 GFLOPS | |
| Peak Single Precision (FP32) Performance | 1247 GFLOPS | |
| Pipelines | 512 | 48 |
| Pixel fill rate | 19.49 GPixel/s | |
| Texture fill rate | 38.98 GTexel/s | |
| Thermal Design Power (TDP) | 50 Watt | 15 Watt |
| Transistor count | 2200 million | |
Video outputs and ports |
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| Display Connectors | 1x DVI, 1x HDMI, 1x DisplayPort | |
| DisplayPort support | ||
| HDMI | ||
| eDP 1.2 signal support | Yes | |
Compatibility, dimensions and requirements |
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| Interface | PCIe 3.0 x8 | |
| Length | 5.7 inches (145 mm) | |
| Recommended system power (PSU) | 350 Watt | |
| Supplementary power connectors | None | |
| Width | Dual-slot | |
API support |
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| DirectX | 12 | 12 |
| OpenCL | 2.0 | |
| OpenGL | 4.6 | |
| Shader Model | 6.4 | |
| Vulkan | ||
Memory |
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| Maximum RAM amount | 2 GB | |
| Memory bandwidth | 112.0 GB/s | |
| Memory bus width | 128 bit | |
| Memory clock speed | 1750 MHz (7000 MHz effective) | |
| Memory type | GDDR5 | DDR3/DDR4 |
| Shared memory | Yes | |
Technologies |
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| Unified Video Decoder (UVD) | ||
| Video Code Engine (VCE) | ||
| H265/HEVC Decode | ||
| Quick Sync | ||
Navigation
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