Radeon HD 6450 GDDR5 vs GeForce 8800 GTS 512

Place in performance ranking	939	1075
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	0.04	0.01
Architecture	Tesla (2006−2010)	Terascale 2 (2009−2015)
GPU code name	G92	Caicos
Market segment	Desktop	Desktop
Release date	11 December 2007 (16 years ago)	18 April 2011 (13 years ago)
Launch price (MSRP)	$349	no data
Current price	$146 (0.4x MSRP)	$129

Cost-Effectiveness Evaluation

Performance to price ratio. The higher, the better.

8800 GTS 512 has 300% better value for money than HD 6450 GDDR5.

Detailed Specifications

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	128	160
Core clock speed	650 MHz	750 MHz
Number of transistors	754 million	no data
Manufacturing process technology	65 nm	40 nm
Power consumption (TDP)	135 Watt	27 Watt
Texture fill rate	41.60	no data
Floating-point performance	416.0 gflops	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	no data
Length	254 mm	no data
Width	2-slot	no data
Supplementary power connectors	1x 6-pin	no data

Memory type	GDDR3	GDDR5
Maximum RAM amount	512 MB	1 GB
Memory bus width	256 Bit	64 Bit
Memory clock speed	1640 MHz	900 MHz
Memory bandwidth	52.48 GB/s	no data
Shared memory	no data	-

Connectivity and Outputs

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 Compatibility

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX	11.1 (10_0)	11
Shader Model	4.0	no data
OpenGL	3.3	no data
OpenCL	1.1	no data
Vulkan	N/A	no data
CUDA	1.1	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	10−12 +42.9%	7 −42.9%
Full HD	21−24 +40%	15 −40%
1200p	7−8 +40%	5 −40%

Pros & Cons Summary

Performance score	1.47	0.97
Recency	11 December 2007	18 April 2011
Maximum RAM amount	512 MB	1 GB
Chip lithography	65 nm	40 nm
Power consumption (TDP)	135 Watt	27 Watt