ATI Radeon X1900 GT vs HD 6450M
Aggregate performance score
We've compared Radeon HD 6450M with Radeon X1900 GT, including specs and performance data.
HD 6450M outperforms X1900 by an impressive 71% 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 | 1267 | 1354 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 0.36 |
| Architecture | TeraScale 2 (2009−2015) | R500 (2005−2007) |
| GPU code name | Seymour | R580 |
| Market segment | Laptop | Desktop |
| Release date | 4 January 2011 (15 years ago) | 1 May 2006 (19 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 cores | 160 | no data |
| Core clock speed | 600 MHz | 575 MHz |
| Number of transistors | 370 million | 384 million |
| Manufacturing process technology | 40 nm | 90 nm |
| Power consumption (TDP) | no data | 75 Watt |
| Texture fill rate | 4.800 | 6.900 |
| Floating-point processing power | 0.192 TFLOPS | no data |
| ROPs | 4 | 12 |
| TMUs | 8 | 12 |
| L1 Cache | 16 KB | no data |
| L2 Cache | 128 KB | no data |
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 | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Width | no data | 1-slot |
| Supplementary power connectors | no data | 1x 6-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 | DDR3 | GDDR3 |
| Maximum RAM amount | 1 GB | 256 MB |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 800 MHz | 600 MHz |
| Memory bandwidth | 12.8 GB/s | 38.4 GB/s |
| Shared memory | - | - |
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 | No outputs | 2x DVI, 1x S-Video |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 9.0c (9_3) |
| Shader Model | 5.0 | 3.0 |
| OpenGL | 4.4 | 2.0 |
| OpenCL | 1.2 | N/A |
| Vulkan | N/A | N/A |
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 | 8
+100%
| 4−5
−100%
|
FPS performance in popular games
Full HD
Low
| Cyberpunk 2077 | 1−2 | 0−1 |
Full HD
Medium
| Cyberpunk 2077 | 1−2 | 0−1 |
| Far Cry 5 | 0−1 | 0−1 |
| Forza Horizon 4 | 5−6
+150%
|
2−3
−150%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 8−9
+100%
|
4−5
−100%
|
| Valorant | 27−30
+75%
|
16−18
−75%
|
Full HD
High
| Counter-Strike: Global Offensive | 18−20
+90%
|
10−11
−90%
|
| Cyberpunk 2077 | 1−2 | 0−1 |
| Dota 2 | 12−14
+71.4%
|
7−8
−71.4%
|
| Far Cry 5 | 0−1 | 0−1 |
| Forza Horizon 4 | 5−6
+150%
|
2−3
−150%
|
| Metro Exodus | 0−1 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 8−9
+100%
|
4−5
−100%
|
| The Witcher 3: Wild Hunt | 5−6
+150%
|
2−3
−150%
|
| Valorant | 27−30
+75%
|
16−18
−75%
|
Full HD
Ultra
| Cyberpunk 2077 | 1−2 | 0−1 |
| Dota 2 | 12−14
+71.4%
|
7−8
−71.4%
|
| Far Cry 5 | 0−1 | 0−1 |
| Forza Horizon 4 | 5−6
+150%
|
2−3
−150%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 8−9
+100%
|
4−5
−100%
|
| The Witcher 3: Wild Hunt | 5−6
+150%
|
2−3
−150%
|
| Valorant | 27−30
+75%
|
16−18
−75%
|
1440p
High
| Counter-Strike 2 | 3−4
+200%
|
1−2
−200%
|
| Counter-Strike: Global Offensive | 3−4
+200%
|
1−2
−200%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 6−7
+100%
|
3−4
−100%
|
1440p
Ultra
| Forza Horizon 4 | 2−3
+100%
|
1−2
−100%
|
| The Witcher 3: Wild Hunt | 2−3
+100%
|
1−2
−100%
|
1440p
Epic
| Fortnite | 1−2 | 0−1 |
4K
High
| Grand Theft Auto V | 14−16
+75%
|
8−9
−75%
|
| Valorant | 3−4
+200%
|
1−2
−200%
|
4K
Ultra
| PLAYERUNKNOWN'S BATTLEGROUNDS | 2−3
+100%
|
1−2
−100%
|
4K
Epic
| Fortnite | 2−3
+100%
|
1−2
−100%
|
This is how HD 6450M and ATI X1900 GT compete in popular games:
- HD 6450M is 100% faster in 1080p
Pros & cons summary
| Performance score | 0.60 | 0.35 |
| Recency | 4 January 2011 | 1 May 2006 |
| Maximum RAM amount | 1 GB | 256 MB |
| Chip lithography | 40 nm | 90 nm |
HD 6450M has a 71% higher aggregate performance score, an age advantage of 4 years, a 300% higher maximum VRAM amount, and a 125% more advanced lithography process.
The Radeon HD 6450M is our recommended choice as it beats the Radeon X1900 GT in performance tests.
Be aware that Radeon HD 6450M is a notebook graphics card while Radeon X1900 GT is a desktop one.
Other comparisons
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