Radeon HD 6450 GDDR5 vs HD 3850
Aggregated performance score
HD 3850 outperforms HD 6450 GDDR5 by 4% based on our aggregated benchmark results.
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 1064 | 1075 |
| Place by popularity | not in top-100 | not in top-100 |
| Value for money | 0.37 | 0.01 |
| Architecture | TeraScale (2005−2013) | Terascale 2 (2009−2015) |
| GPU code name | RV670 | Caicos |
| Market segment | Desktop | Desktop |
| Release date | 19 November 2007 (16 years ago) | 18 April 2011 (13 years ago) |
| Launch price (MSRP) | $179 | no data |
| Current price | $30 (0.2x MSRP) | $129 |
Value for money
Performance to price ratio. The higher, the better.
ATI HD 3850 has 3600% better value for money than HD 6450 GDDR5.
Technical specs
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 320 | 160 |
| Core clock speed | 668 MHz | 750 MHz |
| Number of transistors | 666 million | no data |
| Manufacturing process technology | 55 nm | 40 nm |
| Power consumption (TDP) | 75 Watt | 27 Watt |
| Texture fill rate | 10.69 | no data |
| Floating-point performance | 427.5 gflops | no data |
Size and 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 | no data |
| Length | 208 mm | no data |
| Width | 1-slot | no data |
| Supplementary power connectors | 1x 6-pin | no data |
Memory
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 | GDDR3 | GDDR5 |
| Maximum RAM amount | 1 GB | 1 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1660 MHz | 900 MHz |
| Memory bandwidth | 53.12 GB/s | no data |
| Shared memory | no data | - |
Video outputs and ports
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 Connectors | 2x DVI, 1x S-Video | no data |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 11 |
| Shader Model | 4.1 | no data |
| OpenGL | 3.3 | no data |
| OpenCL | N/A | no data |
| Vulkan | N/A | no data |
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:
| 900p | 7−8
+0%
| 7
+0%
|
| Full HD | 14−16
−7.1%
| 15
+7.1%
|
| 1200p | 5−6
+0%
| 5
+0%
|
Advantages and disadvantages
| Performance score | 1.01 | 0.97 |
| Recency | 19 November 2007 | 18 April 2011 |
| Chip lithography | 55 nm | 40 nm |
| Power consumption (TDP) | 75 Watt | 27 Watt |
Given the minimal performance differences, no clear winner can be declared between Radeon HD 3850 and Radeon HD 6450 GDDR5.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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