AMD Radeon R7 250 vs NVIDIA GeForce GTX 650 Full Specs

Summary

384 Shaders 1.05GHz	384 Shaders 1.06GHz
1GB GDDR573.6GB/s	1GB GDDR580GB/s
Peak·FP32·FP16 806.4 GFLOPS	Peak·FP32·FP16 812.5 GFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 75W	TDP 64W
Power Connectors -	Power Connectors 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Radeon R7 250806.4 GFLOPSFP32

x1

GeForce GTX 650812.5 GFLOPSFP32

x1.01

Show Top Score

Theoretical Performance

Clock Speed1050MHz UC·Base·Boost·OC	Clock Speed1058MHz UC·Boost·OC
Peak OPS 806.4 GFLOPSFP32	Peak OPS 812.5 GFLOPSFP32
FP32 806.4 GFLOPS	FP32 812.5 GFLOPS
FP64 50.4 GFLOPS	FP64 33.85 GFLOPS
Pixel Rate 8.4 GPixel/s	Pixel Rate 16.9 GPixel/s
Texture Rate 25.2 GTexel/s	Texture Rate 33.9 GTexel/s

Core Config

Shaders 384 Shaders	Shaders 384 Shaders
TMUs 24 TMUs	TMUs 32 TMUs
ROPs 8 ROPs	ROPs 16 ROPs
CUs 6 CUs	SMs 2 SMs

Clocks

Base Clock 1GHz	Base Clock -
Boost Clock 1.05GHz	Boost Clock 1.06GHz

Cache

L1 16KB/CU	L1 48KB/SM Tex
L2 Cache 256KB shared	L2 Cache 256KB shared

Memory

1GB GDDR5	1GB GDDR5
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 4.6GT/s	Memory Speed 5GT/s
Memory Bandwidth 73.6GB/s	Memory Bandwidth 80GB/s
ECC No	ECC No

Power & Thermals

TDP 75W

TDP 64W

Video Output

Max Resolution 4096x2160	Max Resolution 4096x2304
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 34Hz
Multi-Monitor 3	Multi-Monitor 2
Adaptive Sync -	Adaptive Sync G-Sync FreeSync
DSC Not Supported	DSC Not Supported

Ports

1x HDMI 1.4 - 1x DVI-I Dual-Link - 1x VGA

- 1x Mini HDMI 1.4 1x DVI-D Dual-Link 1x DVI-I Dual-Link -

API Support

Shader Model 6.5	Shader Model 6.5
DirectX DirectX 12 Direct3D 11_1	DirectX DirectX 12 Direct3D 11_0
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 4.6 OpenCL 3 Vulkan 1.2
CUDA - GFX 6 PureVideo HD - VDPAU -	CUDA 3 GFX - PureVideo HD VP5 VDPAU Feature Set D

Encoder

Encoder VCE 1.0	Encoder NVENC 1
Codec AVC (H.264)	Codec AVC (H.264)

Decoder

Decoder UVD 4.0	Decoder NVDEC 1
Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)	Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe PCIe 3.0 x8 1-Slots	PCIe PCIe 3.0 x16 1.5-Slots
-	Height 111mm (4.37") Width 145mm (5.71") Depth 30mm (1.18")
Cooling Open-Air 1x Fan	Cooling Open-Air 1x Fan
Power Connectors -	Power Connectors 1x 6-Pin
Multi-GPU Multi-GPU Support Supported Multi-GPU Type 2-way CrossFireX	Multi-GPU -

Chip

Manufacturer AMD	Manufacturer NVIDIA
Chip Designer AMD	Chip Designer NVIDIA
Architecture GCN 1	Architecture Kepler
Family Radeon R 200	Family GeForce 600
Branding	Branding
Codename Oland	Codename NVE7
Chip Variant Oland XT	Chip Variant -
Market Segment Desktop	Market Segment Desktop
Release Date Aug 8, 2013	Release Date Sep 13, 2012

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 77mm²	Die Size 118mm²
Transistor Count 950M	Transistor Count 1.3B
Transistor Density 12.34 MTr/mm²	Transistor Density 10.76 MTr/mm²

Images