Performance to price ratio. The higher, the better.
NVIDIA GeForce 7800 GTX vs AMD Radeon HD 6450 GDDR5
Combined performance score
Radeon HD 6450 GDDR5 outperforms GeForce 7800 GTX by 28% in our combined benchmark results.
General info
GPU architecture, market segment, value for money and other general parameters compared.
Place in performance ranking | 1074 | 1114 |
Place by popularity | not in top-100 | not in top-100 |
Value for money | 0.01 | no data |
Architecture | Terascale 2 (2009−2015) | Curie (2003−2013) |
GPU code name | Caicos | G70 |
Market segment | Desktop | Desktop |
Release date | 18 April 2011 (12 years old) | 22 June 2005 (18 years old) |
Launch price (MSRP) | no data | $599 |
Current price | $129 | $176 (0.3x MSRP) |
HD 6450 GDDR5 and 7800 GTX have a nearly equal value for money.
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 | 160 | no data |
Core clock speed | 750 MHz | 430 MHz |
Number of transistors | no data | 302 million |
Manufacturing process technology | 40 nm | 110 nm |
Power consumption (TDP) | 27 Watt | 86 Watt |
Texture fill rate | no data | 10.32 |
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 | no data | PCIe 1.0 x16 |
Length | no data | 228 mm |
Width | no data | 1-slot |
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 | GDDR5 | GDDR3 |
Maximum RAM amount | 1 GB | 256 MB |
Memory bus width | 64 Bit | 256 Bit |
Memory clock speed | 900 MHz | 1200 MHz |
Memory bandwidth | no data | 38.4 GB/s |
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 | no data | 2x DVI, 1x S-Video |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
DirectX | 11 | 9.0c (9_3) |
Shader Model | no data | 3.0 |
OpenGL | no data | 2.1 |
OpenCL | no data | N/A |
Vulkan | no data | 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:
900p | 7
+40%
| 5−6
−40%
|
Full HD | 15
+50%
| 10−12
−50%
|
1200p | 5
+66.7%
| 3−4
−66.7%
|
Performance in popular games
Full HD
Low Preset
Cyberpunk 2077 | 3−4
+50%
|
2−3
−50%
|
Full HD
Medium Preset
Call of Duty: Modern Warfare | 9−10
+28.6%
|
7−8
−28.6%
|
Cyberpunk 2077 | 3−4
+50%
|
2−3
−50%
|
Hitman 3 | 0−1 | 0−1 |
Horizon Zero Dawn | 0−1 | 0−1 |
Red Dead Redemption 2 | 3−4
+50%
|
2−3
−50%
|
Shadow of the Tomb Raider | 6−7
+50%
|
4−5
−50%
|
Full HD
High Preset
Call of Duty: Modern Warfare | 9−10
+28.6%
|
7−8
−28.6%
|
Cyberpunk 2077 | 3−4
+50%
|
2−3
−50%
|
Hitman 3 | 0−1 | 0−1 |
Horizon Zero Dawn | 0−1 | 0−1 |
Metro Exodus | 1−2 | 0−1 |
Red Dead Redemption 2 | 3−4
+50%
|
2−3
−50%
|
Shadow of the Tomb Raider | 6−7
+50%
|
4−5
−50%
|
The Witcher 3: Wild Hunt | 3−4
+50%
|
2−3
−50%
|
Full HD
Ultra Preset
Cyberpunk 2077 | 3−4
+50%
|
2−3
−50%
|
The Witcher 3: Wild Hunt | 3−4
+50%
|
2−3
−50%
|
1440p
High Preset
Call of Duty: Modern Warfare | 3−4
+50%
|
2−3
−50%
|
Hitman 3 | 3−4
+50%
|
2−3
−50%
|
Horizon Zero Dawn | 8−9
+33.3%
|
6−7
−33.3%
|
Shadow of the Tomb Raider | 5−6
+66.7%
|
3−4
−66.7%
|
1440p
Ultra Preset
Cyberpunk 2077 | 1−2 | 0−1 |
Far Cry 5 | 1−2 | 0−1 |
The Witcher 3: Wild Hunt | 1−2 | 0−1 |
4K
High Preset
Call of Duty: Modern Warfare | 1−2 | 0−1 |
Hitman 3 | 1−2 | 0−1 |
Horizon Zero Dawn | 8−9
+33.3%
|
6−7
−33.3%
|
4K
Ultra Preset
Assassin's Creed Odyssey | 0−1 | 0−1 |
Assassin's Creed Valhalla | 0−1 | 0−1 |
Far Cry 5 | 3−4
+50%
|
2−3
−50%
|
Far Cry New Dawn | 5−6
+66.7%
|
3−4
−66.7%
|
This is how HD 6450 GDDR5 and 7800 GTX compete in popular games:
900p resolution:
- HD 6450 GDDR5 is 40% faster than 7800 GTX
1080p resolution:
- HD 6450 GDDR5 is 50% faster than 7800 GTX
1200p resolution:
- HD 6450 GDDR5 is 66.7% faster than 7800 GTX
Advantages and disadvantages
Performance score | 0.96 | 0.75 |
Recency | 18 April 2011 | 22 June 2005 |
Maximum RAM amount | 1 GB | 256 MB |
Chip lithography | 40 nm | 110 nm |
Power consumption (TDP) | 27 Watt | 86 Watt |
The Radeon HD 6450 GDDR5 is our recommended choice as it beats the GeForce 7800 GTX in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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