GPU Comparison

i

Intel

GPU

Intel Iris Pro Graphics P580

CORE STATE Skylake GT4e

VRAM System Shared

CLOCK SPEED 1000 MHz

TDP 15 W

BUS WIDTH System Shared

ARCHITECTURE Generation 9.0

nm

PROCESS 14 nm+

LAUNCH DATE 2015

VS

NVIDIA

GEFORCE

GeForce GTX 980

CORE STATE GM204

VRAM 4 GB

CLOCK SPEED 1216 MHz

TDP 165 W

BUS WIDTH 256 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

PERFORMANCE BENCHMARKS

geekbench_opencl

9,182

33,457

geekbench_vulkan

11,196

38,172

3dmark_3dmark_steel_nomad_dx12

N/A

474

geekbench_metal

N/A

15,163

passmark_directx_10

N/A

53

passmark_directx_11

N/A

83

passmark_directx_12

N/A

46

passmark_directx_9

N/A

164

passmark_g2d

N/A

792

passmark_g3d

N/A

11,095

passmark_gpu_compute

N/A

4,753

DETAILED SPECIFICATIONS

SPECIFICATION

Iris Pro Graphics P580

GTX 980

Core Specs

Shading Units

576

2,048 +255.6%

Shaders

576

2,048 +255.6%

TMUs

72

128 +77.8%

ROPs

9

64 +611.1%

Execution Units

72

—

Clocks

Base Clock

350 MHz

1127 MHz

Boost Clock

1000 MHz

1216 MHz

Memory Clock

System Shared

1753 MHz 7 Gbps effective

Memory

Memory Size

System Shared

4 GB

VRAM (MB)

—

4,096

Memory Type

System Shared

GDDR5

Memory Bus

System Shared

256 bit

Bandwidth

System Dependent

224.4 GB/s

Cache

L1 Cache

—

48 KB (per SMM)

L2 Cache

—

2 MB

Performance

Pixel Rate

9.000 GPixel/s

77.82 GPixel/s

Texture Rate

72.00 GTexel/s

155.6 GTexel/s

FP32 (TFLOPS)

1,152.0 GFLOPS

4.981 TFLOPS

FP64 (TFLOPS)

288.0 GFLOPS (1:4)

155.6 GFLOPS (1:32)

FP16 (TFLOPS)

2.304 TFLOPS (2:1)

—

Power

TDP

15 W

165 W

TDP (W)

15

165 +1000.0%

Suggested PSU

—

450 W

Power Connectors

—

2x 6-pin

Architecture

Architecture

Generation 9.0

Maxwell 2.0

GPU Name

Skylake GT4e

GM204

Generation

HD Graphics-W (Skylake)

GeForce 900

Process Size

14 nm+

28 nm

Transistors

—

5,200 million

Die Size

—

398 mm²

Foundry

Intel

TSMC

Density

—

13.1M / mm²

API Support

DirectX

12 (12_1)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

3.0

3.0

CUDA

—

5.2

Shader Model

6.4

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

111 mm 4.4 inches

Outputs

Motherboard Dependent

1x DVI1x HDMI 2.03x DisplayPort 1.2

Bus Interface

Ring Bus

PCIe 3.0 x16

Other

Launch Price

—

549 USD

Production

End-of-life

End-of-life

Predecessor

—

GeForce 700

Successor

—

GeForce 10

View Iris Pro Graphics P580 Details View GeForce GTX 980 Details