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Radeon R9 270X and P104-100 - video card comparison


Passmark - benchmark score Radeon R9 270X vs P104-100

Radeon R9 270X
5036
P104-100
3855

Radeon R9 270X

P104-100


Architecture
GCN (2011−2017)
Pascal (2016−2021)

GPU code name
Curacao XT
GP104

Market segment
Desktop
Desktop

Release date
October 2013
December 2017

Bus support
PCIe 3.0
-

Interface
PCIe 3.0 x16
PCIe 3.0 x16

Supplementary power connectors
2 x 6-pin
1x 8-pin

Boost clock speed
1050 MHz
1733 MHz

Core clock speed
-
1607 MHz

Floating-point performance
2,688 gflops
8,873 gflops

Manufacturing process technology
28 nm
16 nm

Number of transistors
2,800 million
7,200 million

Pipelines / CUDA cores
1280
1920

Power consumption (TDP)
180 Watt
-

Texture fill rate
84.00
208.0

Memory type
GDDR5
GDDR5X

Maximum RAM amount
4 GB
4 GB

Memory bus width
256 Bit
256 Bit

Memory clock speed
-
10008 MHz

Memory bandwidth
179.2 GB/s
320.3 GB/s

Shared memory
-
-

Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs

Eyefinity
+
-

HDMI
+
-

DisplayPort support
+
-

DirectX
DirectX® 12
12 (12_1)

CUDA
-
6.1

Mantle
-
-

OpenCL
1.2
1.2

OpenGL
4.6
4.6

Shader Model
5.1
6.4

Vulkan
+
1.2.131

AppAcceleration
+
-

CrossFire
1
-

DDMA audio
+
-

Enduro
-
-

FreeSync
1
-

HD3D
+
-

LiquidVR
1
-

PowerTune
-
-

TressFX
1
-

TrueAudio
+
-

UVD
+
-

ZeroCore
-
-