NVIDIA GeForce GTX 880M vs AMD Radeon R9 280X2
GPU · Specs Compare
Graphics Card
Release Date
Mar 2014
Unknown
Generation
GeForce 800M
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
954 MHz
950 MHz
Boost Clock
993 MHz
1000 MHz
Memory Clock
1250 MHz
1500 MHz
Memory
Memory Size
8GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
288.0GB/s
Render Config
Shading Units
1536
2048
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
31.78 GPixel/s
32.00 GPixel/s
Texture Rate
127.1 GTexel/s
128.0 GTexel/s
FP32 (float)
3.050 TFLOPS
4.096 TFLOPS
FP64 (double)
127.1 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GK104
Tahiti
GPU Variant
N15E-GX-A2
Tahiti XTL(215-0821065)
Architecture
Kepler
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
4.313 billion
Die Size
294 mm²
352 mm²
Board Design
TDP
122W
375W
Outputs
No outputs
6x mini-DisplayPort 1.2
Power Connectors
None
3x 8-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.1
1.2
CUDA
3.0
—
Shader Model
5.1
5.1
Benchmark
Blender
190
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.