Stream Processor vs Radeon HD 7850M

Primary details

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

Place in the ranking722not rated
Place by popularitynot in top-100not in top-100
Power efficiency6.10no data
ArchitectureGCN 1.0 (2011−2020)Ultra-Threaded SE (2005−2007)
GPU code nameHeathrowR580
Market segmentLaptopDesktop
Release date24 April 2012 (12 years ago)2006 (18 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 cores640no data
Core clock speed675 MHz594 MHz
Number of transistors1,500 million384 million
Manufacturing process technology28 nm90 nm
Power consumption (TDP)40 Watt165 Watt
Texture fill rate27.009.504
Floating-point processing power0.864 TFLOPSno data
ROPs1616
TMUs4016

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).

Laptop sizelargeno data
InterfacePCIe 3.0 x16PCIe 1.0 x16
Lengthno data241 mm
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin

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 typeGDDR5GDDR3
Maximum RAM amount2 GB1 GB
Memory bus width128 Bit256 Bit
Memory clock speed1000 MHz1296 MBps
Memory bandwidth64 GB/s41.47 GB/s
Shared memory--

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 outputs2x DVI, 1x S-Video

API compatibility

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

DirectX12 (11_1)9.0c (9_3)
Shader Model5.13.0
OpenGL4.62.1 (full) 3.0 (partial)
OpenCL1.2N/A
Vulkan1.2.131N/A

Pros & cons summary


Maximum RAM amount 2 GB 1 GB
Chip lithography 28 nm 90 nm
Power consumption (TDP) 40 Watt 165 Watt

HD 7850M has a 100% higher maximum VRAM amount, a 221.4% more advanced lithography process, and 312.5% lower power consumption.

We couldn't decide between Radeon HD 7850M and Stream Processor. We've got no test results to judge.

Be aware that Radeon HD 7850M is a notebook card while Stream Processor is a desktop one.


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 7850M
Radeon HD 7850M
AMD Stream Processor
Stream Processor

Comparisons with similar GPUs

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Community ratings

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


3.1 18 votes

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2.3 6 votes

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Questions & comments

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