Radeon RX 6600 vs HD Graphics 400
Aggregate performance score
We've compared HD Graphics 400 with Radeon RX 6600, including specs and performance data.
RX 6600 outperforms HD Graphics 400 by a whopping 3357% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1161 | 157 |
| Place by popularity | not in top-100 | 22 |
| Cost-effectiveness evaluation | no data | 49.81 |
| Power efficiency | 13.46 | 21.20 |
| Architecture | Generation 8.0 (2014−2015) | RDNA 2.0 (2020−2025) |
| GPU code name | Braswell GT1 | Navi 23 |
| Market segment | Laptop | Desktop |
| Release date | 1 April 2015 (11 years ago) | 13 October 2021 (4 years ago) |
| Launch price (MSRP) | no data | $329 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 96 | 1792 |
| Core clock speed | 320 MHz | 1626 MHz |
| Boost clock speed | 600 MHz | 2491 MHz |
| Number of transistors | 189 million | 11,060 million |
| Manufacturing process technology | 14 nm | 7 nm |
| Power consumption (TDP) | 6 Watt | 132 Watt |
| Texture fill rate | 7.200 | 279.0 |
| Floating-point processing power | 0.1152 TFLOPS | 8.928 TFLOPS |
| ROPs | 2 | 64 |
| TMUs | 12 | 112 |
| Ray Tracing Cores | no data | 28 |
| L0 Cache | no data | 448 KB |
| L1 Cache | no data | 512 KB |
| L2 Cache | no data | 2 MB |
| L3 Cache | no data | 32 MB |
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).
| Interface | Ring Bus | PCIe 4.0 x8 |
| Length | no data | 190 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 1x 8-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 type | DDR3L | GDDR6 |
| Maximum RAM amount | 8 GB | 8 GB |
| Memory bus width | System Shared | 128 Bit |
| Memory clock speed | System Shared | 1750 MHz |
| Memory bandwidth | no data | 224.0 GB/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 Connectors | Portable Device Dependent | 1x HDMI, 3x DisplayPort |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12.0 Ultimate (12_2) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.3 | 4.6 |
| OpenCL | 3.0 | 2.1 |
| Vulkan | + | 1.2 |
Synthetic benchmarks
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.
3DMark Fire Strike Graphics
Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.
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 HD | 2−3
−98.1%
| 103 |
| 1440p | 1−2 | 53
+5200%
|
| 4K | 0−1 | 30 |
Cost per frame, $
| 1080p | no data | 3.19 |
| 1440p | no data | 6.21 |
| 4K | no data | 10.97 |
FPS performance in popular games
Full HD
Low
| Atomic Heart | 169 | 169 |
| Counter-Strike 2 | 345 | 345 |
| Cyberpunk 2077 | 107 | 107 |
| Resident Evil 4 Remake | 125 | 125 |
Full HD
Medium
| Atomic Heart | 120 | 120 |
| Battlefield 5 | 120−130 | 120−130 |
| Counter-Strike 2 | 303 | 303 |
| Cyberpunk 2077 | 91 | 91 |
| Far Cry 5 | 154 | 154 |
| Fortnite | 160−170 | 160−170 |
| Forza Horizon 4 | 140−150 | 140−150 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 140−150 | 140−150 |
| Valorant | 220−230 | 220−230 |
Full HD
High
| Atomic Heart | 70 | 70 |
| Battlefield 5 | 120−130 | 120−130 |
| Counter-Strike 2 | 146 | 146 |
| Counter-Strike: Global Offensive | 270−280 | 270−280 |
| Cyberpunk 2077 | 73 | 73 |
| Dota 2 | 150 | 150 |
| Far Cry 5 | 142 | 142 |
| Fortnite | 160−170 | 160−170 |
| Forza Horizon 4 | 140−150 | 140−150 |
| Grand Theft Auto V | 137 | 137 |
| Metro Exodus | 82 | 82 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 140−150 | 140−150 |
| The Witcher 3: Wild Hunt | 147 | 147 |
| Valorant | 220−230 | 220−230 |
Full HD
Ultra
| Battlefield 5 | 120−130 | 120−130 |
| Cyberpunk 2077 | 59 | 59 |
| Dota 2 | 107 | 107 |
| Far Cry 5 | 134 | 134 |
| Forza Horizon 4 | 140−150 | 140−150 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 140−150 | 140−150 |
| The Witcher 3: Wild Hunt | 90 | 90 |
| Valorant | 220−230 | 220−230 |
Full HD
Epic
| Fortnite | 160−170 | 160−170 |
1440p
High
| Counter-Strike 2 | 85 | 85 |
| Counter-Strike: Global Offensive | 250−260 | 250−260 |
| Grand Theft Auto V | 64 | 64 |
| Metro Exodus | 48 | 48 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180 | 170−180 |
| Valorant | 250−260 | 250−260 |
1440p
Ultra
| Battlefield 5 | 95−100 | 95−100 |
| Cyberpunk 2077 | 34 | 34 |
| Far Cry 5 | 91 | 91 |
| Forza Horizon 4 | 100−110 | 100−110 |
| The Witcher 3: Wild Hunt | 65−70 | 65−70 |
1440p
Epic
| Fortnite | 95−100 | 95−100 |
4K
High
| Atomic Heart | 27−30 | 27−30 |
| Counter-Strike 2 | 20 | 20 |
| Grand Theft Auto V | 60 | 60 |
| Metro Exodus | 29 | 29 |
| The Witcher 3: Wild Hunt | 44 | 44 |
| Valorant | 220−230 | 220−230 |
4K
Ultra
| Battlefield 5 | 55−60 | 55−60 |
| Counter-Strike 2 | 40−45 | 40−45 |
| Cyberpunk 2077 | 14 | 14 |
| Dota 2 | 85 | 85 |
| Far Cry 5 | 44 | 44 |
| Forza Horizon 4 | 65−70 | 65−70 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 45−50 | 45−50 |
4K
Epic
| Fortnite | 45−50 | 45−50 |
This is how HD Graphics 400 and RX 6600 compete in popular games:
- RX 6600 is 5050% faster in 1080p
- RX 6600 is 5200% faster in 1440p
All in all, in popular games:
- there's a draw in 62 tests (100%)
Pros & cons summary
| Performance score | 1.04 | 35.95 |
| Recency | 1 April 2015 | 13 October 2021 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 6 Watt | 132 Watt |
HD Graphics 400 has 95% lower power consumption.
RX 6600, on the other hand, has a 3357% higher aggregate performance score, an age advantage of 6 years, and a 50% more advanced lithography process.
The Radeon RX 6600 is our recommended choice as it beats the HD Graphics 400 in performance tests.
Be aware that HD Graphics 400 is a notebook graphics card while Radeon RX 6600 is a desktop one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
