AMD Radeon Instinct MI25 vs AMD Radeon HD 7870M

Comparative analysis of AMD Radeon Instinct MI25 and AMD Radeon HD 7870M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), Geekbench - OpenCL, PassMark - G3D Mark, PassMark - G2D Mark.

AMD Radeon Instinct MI25

AMD Radeon HD 7870M

Differences

Reasons to consider the AMD Radeon Instinct MI25

Videocard is newer: launch date 5 year(s) 2 month(s) later
Around 75% higher core clock speed: 1400 MHz vs 800 MHz
12x more texture fill rate: 384.0 GTexel / s vs 32 GTexel / s
6.4x more pipelines: 4096 vs 640
12x better floating-point performance: 12,288 gflops vs 1,024 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
8x more maximum memory size: 16 GB vs 2 GB
Around 20% better performance in GFXBench 4.0 - Manhattan (Frames): 1634 vs 1367
Around 20% better performance in GFXBench 4.0 - Manhattan (Fps): 1634 vs 1367

Specifications (specs)
Launch date	27 June 2017 vs 24 April 2012
Core clock speed	1400 MHz vs 800 MHz
Texture fill rate	384.0 GTexel / s vs 32 GTexel / s
Pipelines	4096 vs 640
Floating-point performance	12,288 gflops vs 1,024 gflops
Manufacturing process technology	14 nm vs 28 nm
Maximum memory size	16 GB vs 2 GB
Benchmarks
GFXBench 4.0 - Manhattan (Frames)	1634 vs 1367
GFXBench 4.0 - Manhattan (Fps)	1634 vs 1367

Reasons to consider the AMD Radeon HD 7870M

6.7x lower typical power consumption: 45 Watt vs 300 Watt
2.3x more memory clock speed: 4000 MHz vs 1704 MHz
Around 82% better performance in GFXBench 4.0 - T-Rex (Frames): 3359 vs 1846
Around 82% better performance in GFXBench 4.0 - T-Rex (Fps): 3359 vs 1846

Specifications (specs)
Thermal Design Power (TDP)	45 Watt vs 300 Watt
Memory clock speed	4000 MHz vs 1704 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3359 vs 1846
GFXBench 4.0 - T-Rex (Fps)	3359 vs 1846

Compare benchmarks

GPU 1: AMD Radeon Instinct MI25
GPU 2: AMD Radeon HD 7870M

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1634

1367

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1634

1367

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1846

3359

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1846

3359

Name	AMD Radeon Instinct MI25	AMD Radeon HD 7870M
GFXBench 4.0 - Car Chase Offscreen (Frames)	6958
GFXBench 4.0 - Car Chase Offscreen (Fps)	6958
GFXBench 4.0 - Manhattan (Frames)	1634	1367
GFXBench 4.0 - Manhattan (Fps)	1634	1367
GFXBench 4.0 - T-Rex (Frames)	1846	3359
GFXBench 4.0 - T-Rex (Fps)	1846	3359
Geekbench - OpenCL	68507
PassMark - G3D Mark		1507
PassMark - G2D Mark		556

Compare specifications (specs)

	AMD Radeon Instinct MI25	AMD Radeon HD 7870M
Essentials
Architecture	GCN 5.0	GCN 1.0
Code name	Vega 10	Heathrow
Launch date	27 June 2017	24 April 2012
Place in performance rating	581	578
Type	Desktop	Laptop
Technical info
Boost clock speed	1500 MHz
Core clock speed	1400 MHz	800 MHz
Floating-point performance	12,288 gflops	1,024 gflops
Manufacturing process technology	14 nm	28 nm
Pipelines	4096	640
Texture fill rate	384.0 GTexel / s	32 GTexel / s
Thermal Design Power (TDP)	300 Watt	45 Watt
Transistor count	12,500 million	1,500 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	267 mm
Supplementary power connectors	2x 8-pin
Laptop size		large
API support
DirectX	12.0 (12_1)	12.0 (11_1)
OpenGL	4.6	4.5
Memory
Maximum RAM amount	16 GB	2 GB
Memory bandwidth	482.8 GB / s	64 GB / s
Memory bus width	2048 Bit	128 Bit
Memory clock speed	1704 MHz	4000 MHz
Memory type	HBM2	GDDR5
Shared memory		0