Atari VCS 400 GPU vs Radeon HD 7870 XT

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Primary details

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

Place in the ranking411not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.60no data
Power efficiency4.37no data
ArchitectureGCN 1.0 (2011−2020)GCN 5.0 (2017−2020)
GPU code nameTahitiBanded Kestrel
Market segmentDesktopDesktop
Release date19 November 2012 (12 years ago)14 December 2020 (3 years ago)
Launch price (MSRP)$270 $249

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 cores1536192
Core clock speed925 MHz300 MHz
Boost clock speed975 MHz1201 MHz
Number of transistors4,313 million4,940 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)185 Watt15 Watt
Texture fill rate93.6014.41
Floating-point processing power2.995 TFLOPS0.4612 TFLOPS
ROPs324
TMUs9612

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 x16IGP
Length267 mm295 mm
Width2-slotIGP
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 typeGDDR5DDR4
Maximum RAM amount2 GB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed1500 MHz1200 MHz
Memory bandwidth192.0 GB/s38.4 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-DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 (11_1)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.22.1
Vulkan1.2.1311.2

Pros & cons summary


Recency 19 November 2012 14 December 2020
Maximum RAM amount 2 GB 4 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 185 Watt 15 Watt

Atari VCS 400 GPU has an age advantage of 8 years, a 100% higher maximum VRAM amount, a 100% more advanced lithography process, and 1133.3% lower power consumption.

We couldn't decide between Radeon HD 7870 XT and Atari VCS 400 GPU. 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 Atari VCS 400 GPU
Atari VCS 400 GPU

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