Radeon R7 450 OEM vs HD 7870 XT

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Primary details

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

Place in the ranking414not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.61no data
Power efficiency4.30no data
ArchitectureGCN 1.0 (2011−2020)GCN 1.0 (2011−2020)
GPU code nameTahitiCape Verde
Market segmentDesktopDesktop
Release date19 November 2012 (12 years ago)30 June 2016 (8 years ago)
Launch price (MSRP)$270 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores1536512
Core clock speed925 MHz925 MHz
Boost clock speed975 MHzno data
Number of transistors4,313 million1,500 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)185 Watt65 Watt
Texture fill rate93.6029.60
Floating-point processing power2.995 TFLOPS0.9472 TFLOPS
ROPs3216
TMUs9632

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).

InterfacePCIe 3.0 x16PCIe 3.0 x16
Length267 mmno data
Width2-slot1-slot
Supplementary power connectors2x 6-pinNone

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 typeGDDR5GDDR5
Maximum RAM amount2 GB2 GB
Memory bus width256 Bit128 Bit
Memory clock speed1500 MHz1125 MHz
Memory bandwidth192.0 GB/s72 GB/s

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 Connectors1x DVI, 1x HDMI, 2x mini-DisplayPort1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
HDMI++

API compatibility

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

DirectX12 (11_1)12 (11_1)
Shader Model5.16.5 (5.1)
OpenGL4.64.6
OpenCL1.22.1 (1.2)
Vulkan1.2.1311.2.170

Pros & cons summary


Recency 19 November 2012 30 June 2016
Power consumption (TDP) 185 Watt 65 Watt

R7 450 OEM has an age advantage of 3 years, and 184.6% lower power consumption.

We couldn't decide between Radeon HD 7870 XT and Radeon R7 450 OEM. 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.

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AMD Radeon HD 7870 XT
Radeon HD 7870 XT
AMD Radeon R7 450 OEM
Radeon R7 450 OEM

Comparisons with similar GPUs

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Community ratings

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4 38 votes

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3.6 168 votes

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Questions & comments

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