ATI Radeon 7000 vs HD 6450 GDDR5

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1114not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.48no data
ArchitectureTerascale 2 (2009−2015)Rage 6 (2000−2007)
GPU code nameCaicosRV100
Market segmentDesktopDesktop
Release date18 April 2011 (13 years ago)19 February 2001 (23 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 cores160no data
Core clock speed750 MHz183 MHz
Number of transistorsno data30 million
Manufacturing process technology40 nm180 nm
Power consumption (TDP)27 Watt23 Watt
Texture fill rateno data0.55
ROPsno data1
TMUsno data3

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).

Interfaceno dataAGP 4x
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeGDDR5DDR
Maximum RAM amount1 GB32 MB
Memory bus width64 Bit64 Bit
Memory clock speed900 MHz183 MHz
Memory bandwidthno data2.928 GB/s
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 Connectorsno data1x DVI, 1x VGA, 1x S-Video

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX117.0
OpenGLno data1.3
OpenCLno dataN/A
Vulkan-N/A

Pros & cons summary


Recency 18 April 2011 19 February 2001
Maximum RAM amount 1 GB 32 MB
Chip lithography 40 nm 180 nm
Power consumption (TDP) 27 Watt 23 Watt

HD 6450 GDDR5 has an age advantage of 10 years, a 3100% higher maximum VRAM amount, and a 350% more advanced lithography process.

ATI 7000, on the other hand, has 17.4% lower power consumption.

We couldn't decide between Radeon HD 6450 GDDR5 and Radeon 7000. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 6450 GDDR5
Radeon HD 6450 GDDR5
ATI Radeon 7000
Radeon 7000

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 24 votes

Rate Radeon HD 6450 GDDR5 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 194 votes

Rate Radeon 7000 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.